diff --git a/common/devtools/chromium/v115/BUILD.bazel b/common/devtools/chromium/v118/BUILD.bazel
similarity index 100%
rename from common/devtools/chromium/v115/BUILD.bazel
rename to common/devtools/chromium/v118/BUILD.bazel
diff --git a/common/devtools/chromium/v115/browser_protocol.pdl b/common/devtools/chromium/v118/browser_protocol.pdl
similarity index 96%
rename from common/devtools/chromium/v115/browser_protocol.pdl
rename to common/devtools/chromium/v118/browser_protocol.pdl
index 81acd27979826..73ba7b76042c0 100644
--- a/common/devtools/chromium/v115/browser_protocol.pdl
+++ b/common/devtools/chromium/v118/browser_protocol.pdl
@@ -72,7 +72,7 @@ experimental domain Accessibility
       optional AXValue attributeValue
       # Whether this source is superseded by a higher priority source.
       optional boolean superseded
-      # The native markup source for this value, e.g. a <label> element.
+      # The native markup source for this value, e.g. a `<label>` element.
       optional AXValueNativeSourceType nativeSource
       # The value, such as a node or node list, of the native source.
       optional AXValue nativeSourceValue
@@ -483,6 +483,7 @@ experimental domain Audits
       ExcludeSamePartyCrossPartyContext
       ExcludeDomainNonASCII
       ExcludeThirdPartyCookieBlockedInFirstPartySet
+      ExcludeThirdPartyPhaseout
 
   type CookieWarningReason extends string
     enum
@@ -496,6 +497,7 @@ experimental domain Audits
       WarnSameSiteLaxCrossDowngradeLax
       WarnAttributeValueExceedsMaxSize
       WarnDomainNonASCII
+      WarnThirdPartyPhaseout
 
   type CookieOperation extends string
     enum
@@ -697,6 +699,7 @@ experimental domain Audits
       InvalidRegisterOsTriggerHeader
       WebAndOsHeaders
       NoWebOrOsSupport
+      NavigationRegistrationWithoutTransientUserActivation
 
   # Details for issues around "Attribution Reporting API" usage.
   # Explainer: https://github.com/WICG/attribution-reporting-api
@@ -719,7 +722,7 @@ experimental domain Audits
       Page.FrameId frameId
       Network.LoaderId loaderId
 
-  type NavigatorUserAgentIssueDetails extends object
+  deprecated type NavigatorUserAgentIssueDetails extends object
     properties
       string url
       optional SourceCodeLocation location
@@ -737,6 +740,7 @@ experimental domain Audits
       FormLabelHasNeitherForNorNestedInput
       FormLabelForMatchesNonExistingIdError
       FormInputHasWrongButWellIntendedAutocompleteValueError
+      ResponseWasBlockedByORB
 
   # Depending on the concrete errorType, different properties are set.
   type GenericIssueDetails extends object
@@ -746,6 +750,7 @@ experimental domain Audits
       optional Page.FrameId frameId
       optional DOM.BackendNodeId violatingNodeId
       optional string violatingNodeAttribute
+      optional AffectedRequest request
 
   # This issue tracks information needed to print a deprecation message.
   # https://source.chromium.org/chromium/chromium/src/+/main:third_party/blink/renderer/core/frame/third_party/blink/renderer/core/frame/deprecation/README.md
@@ -818,6 +823,26 @@ experimental domain Audits
       Canceled
       RpPageNotVisible
       SilentMediationFailure
+      ThirdPartyCookiesBlocked
+
+  type FederatedAuthUserInfoRequestIssueDetails extends object
+    properties
+      FederatedAuthUserInfoRequestIssueReason federatedAuthUserInfoRequestIssueReason
+
+  # Represents the failure reason when a getUserInfo() call fails.
+  # Should be updated alongside FederatedAuthUserInfoRequestResult in
+  # third_party/blink/public/mojom/devtools/inspector_issue.mojom.
+  type FederatedAuthUserInfoRequestIssueReason extends string
+    enum
+      NotSameOrigin
+      NotIframe
+      NotPotentiallyTrustworthy
+      NoApiPermission
+      NotSignedInWithIdp
+      NoAccountSharingPermission
+      InvalidConfigOrWellKnown
+      InvalidAccountsResponse
+      NoReturningUserFromFetchedAccounts
 
   # This issue tracks client hints related issues. It's used to deprecate old
   # features, encourage the use of new ones, and provide general guidance.
@@ -826,6 +851,29 @@ experimental domain Audits
       SourceCodeLocation sourceCodeLocation
       ClientHintIssueReason clientHintIssueReason
 
+  type FailedRequestInfo extends object
+    properties
+      # The URL that failed to load.
+      string url
+      # The failure message for the failed request.
+      string failureMessage
+      optional Network.RequestId requestId
+
+  type StyleSheetLoadingIssueReason extends string
+    enum
+      LateImportRule
+      RequestFailed
+
+  # This issue warns when a referenced stylesheet couldn't be loaded.
+  type StylesheetLoadingIssueDetails extends object
+    properties
+      # Source code position that referenced the failing stylesheet.
+      SourceCodeLocation sourceCodeLocation
+      # Reason why the stylesheet couldn't be loaded.
+      StyleSheetLoadingIssueReason styleSheetLoadingIssueReason
+      # Contains additional info when the failure was due to a request.
+      optional FailedRequestInfo failedRequestInfo
+
   # A unique identifier for the type of issue. Each type may use one of the
   # optional fields in InspectorIssueDetails to convey more specific
   # information about the kind of issue.
@@ -841,12 +889,15 @@ experimental domain Audits
       CorsIssue
       AttributionReportingIssue
       QuirksModeIssue
+      # Deprecated
       NavigatorUserAgentIssue
       GenericIssue
       DeprecationIssue
       ClientHintIssue
       FederatedAuthRequestIssue
       BounceTrackingIssue
+      StylesheetLoadingIssue
+      FederatedAuthUserInfoRequestIssue
 
   # This struct holds a list of optional fields with additional information
   # specific to the kind of issue. When adding a new issue code, please also
@@ -863,12 +914,14 @@ experimental domain Audits
       optional CorsIssueDetails corsIssueDetails
       optional AttributionReportingIssueDetails attributionReportingIssueDetails
       optional QuirksModeIssueDetails quirksModeIssueDetails
-      optional NavigatorUserAgentIssueDetails navigatorUserAgentIssueDetails
+      deprecated optional NavigatorUserAgentIssueDetails navigatorUserAgentIssueDetails
       optional GenericIssueDetails genericIssueDetails
       optional DeprecationIssueDetails deprecationIssueDetails
       optional ClientHintIssueDetails clientHintIssueDetails
       optional FederatedAuthRequestIssueDetails federatedAuthRequestIssueDetails
       optional BounceTrackingIssueDetails bounceTrackingIssueDetails
+      optional StylesheetLoadingIssueDetails stylesheetLoadingIssueDetails
+      optional FederatedAuthUserInfoRequestIssueDetails federatedAuthUserInfoRequestIssueDetails
 
   # A unique id for a DevTools inspector issue. Allows other entities (e.g.
   # exceptions, CDP message, console messages, etc.) to reference an issue.
@@ -945,6 +998,65 @@ experimental domain Autofill
       # 3-digit card verification code.
       string cvc
 
+  type AddressField extends object
+    properties
+      # address field name, for example GIVEN_NAME.
+      string name
+      # address field value, for example Jon Doe.
+      string value
+
+  # A list of address fields.
+  type AddressFields extends object
+    properties
+      array of AddressField fields
+
+  type Address extends object
+    properties
+      # fields and values defining an address.
+      array of AddressField fields
+
+  # Defines how an address can be displayed like in chrome://settings/addresses.
+  # Address UI is a two dimensional array, each inner array is an "address information line", and when rendered in a UI surface should be displayed as such.
+  # The following address UI for instance:
+  # [[{name: "GIVE_NAME", value: "Jon"}, {name: "FAMILY_NAME", value: "Doe"}], [{name: "CITY", value: "Munich"}, {name: "ZIP", value: "81456"}]]
+  # should allow the receiver to render:
+  # Jon Doe
+  # Munich 81456
+  type AddressUI extends object
+    properties
+      # A two dimension array containing the repesentation of values from an address profile.
+      array of AddressFields addressFields
+
+  # Specified whether a filled field was done so by using the html autocomplete attribute or autofill heuristics.
+  type FillingStrategy extends string
+    enum
+      autocompleteAttribute
+      autofillInferred
+
+  type FilledField extends object
+    properties
+      # The type of the field, e.g text, password etc.
+      string htmlType
+      # the html id
+      string id
+      # the html name
+      string name
+      # the field value
+      string value
+      # The actual field type, e.g FAMILY_NAME
+      string autofillType
+      # The filling strategy
+      FillingStrategy fillingStrategy
+
+  # Emitted when an address form is filled.
+  event addressFormFilled
+    parameters
+      # Information about the fields that were filled
+      array of FilledField filledFields
+      # An UI representation of the address used to fill the form.
+      # Consists of a 2D array where each child represents an address/profile line.
+      AddressUI addressUi
+
   # Trigger autofill on a form identified by the fieldId.
   # If the field and related form cannot be autofilled, returns an error.
   command trigger
@@ -956,6 +1068,18 @@ experimental domain Autofill
       # Credit card information to fill out the form. Credit card data is not saved.
       CreditCard card
 
+  # Set addresses so that developers can verify their forms implementation.
+  command setAddresses
+    # Test addresses for the available countries.
+    parameters
+      array of Address addresses
+
+  # Disables autofill domain notifications.
+  command disable
+
+  # Enables autofill domain notifications.
+  command enable
+
 # Defines events for background web platform features.
 experimental domain BackgroundService
   # The Background Service that will be associated with the commands/events.
@@ -1433,7 +1557,7 @@ experimental domain CSS
       boolean isInline
       # Whether this stylesheet is mutable. Inline stylesheets become mutable
       # after they have been modified via CSSOM API.
-      # <link> element's stylesheets become mutable only if DevTools modifies them.
+      # `<link>` element's stylesheets become mutable only if DevTools modifies them.
       # Constructed stylesheets (new CSSStyleSheet()) are mutable immediately after creation.
       boolean isMutable
       # True if this stylesheet is created through new CSSStyleSheet() or imported as a
@@ -1481,6 +1605,19 @@ experimental domain CSS
       # @scope CSS at-rule array.
       # The array enumerates @scope at-rules starting with the innermost one, going outwards.
       experimental optional array of CSSScope scopes
+      # The array keeps the types of ancestor CSSRules from the innermost going outwards.
+      experimental optional array of CSSRuleType ruleTypes
+
+  # Enum indicating the type of a CSS rule, used to represent the order of a style rule's ancestors.
+  # This list only contains rule types that are collected during the ancestor rule collection.
+  experimental type CSSRuleType extends string
+    enum
+      MediaRule
+      SupportsRule
+      ContainerRule
+      LayerRule
+      ScopeRule
+      StyleRule
 
   # CSS coverage information.
   type RuleUsage extends object
@@ -1745,6 +1882,28 @@ experimental domain CSS
       # List of keyframes.
       array of CSSKeyframeRule keyframes
 
+  # Representation of a custom property registration through CSS.registerProperty
+  type CSSPropertyRegistration extends object
+    properties
+      string propertyName
+      optional Value initialValue
+      boolean inherits
+      string syntax
+
+
+  # CSS property at-rule representation.
+  type CSSPropertyRule extends object
+    properties
+      # The css style sheet identifier (absent for user agent stylesheet and user-specified
+      # stylesheet rules) this rule came from.
+      optional StyleSheetId styleSheetId
+      # Parent stylesheet's origin.
+      StyleSheetOrigin origin
+      # Associated property name.
+      Value propertyName
+      # Associated style declaration.
+      CSSStyle style
+
   # CSS keyframe rule representation.
   type CSSKeyframeRule extends object
     properties
@@ -1872,6 +2031,10 @@ experimental domain CSS
       optional array of CSSKeyframesRule cssKeyframesRules
       # A list of CSS position fallbacks matching this node.
       optional array of CSSPositionFallbackRule cssPositionFallbackRules
+      # A list of CSS at-property rules matching this node.
+      optional array of CSSPropertyRule cssPropertyRules
+      # A list of CSS property registrations matching this node.
+      optional array of CSSPropertyRegistration cssPropertyRegistrations
       # Id of the first parent element that does not have display: contents.
       experimental optional DOM.NodeId parentLayoutNodeId
 
@@ -2243,8 +2406,8 @@ experimental domain Cast
 # the JavaScript object wrapper, etc. It is important that client receives DOM events only for the
 # nodes that are known to the client. Backend keeps track of the nodes that were sent to the client
 # and never sends the same node twice. It is client's responsibility to collect information about
-# the nodes that were sent to the client.<p>Note that `iframe` owner elements will return
-# corresponding document elements as their child nodes.</p>
+# the nodes that were sent to the client. Note that `iframe` owner elements will return
+# corresponding document elements as their child nodes.
 domain DOM
   depends on Runtime
 
@@ -3983,7 +4146,7 @@ experimental domain HeadlessExperimental
         jpeg
         png
         webp
-      # Compression quality from range [0..100] (jpeg only).
+      # Compression quality from range [0..100] (jpeg and webp only).
       optional integer quality
       # Optimize image encoding for speed, not for resulting size (defaults to false)
       optional boolean optimizeForSpeed
@@ -4024,8 +4187,8 @@ experimental domain HeadlessExperimental
 # Input/Output operations for streams produced by DevTools.
 domain IO
 
-  # This is either obtained from another method or specified as `blob:&lt;uuid&gt;` where
-  # `&lt;uuid&gt` is an UUID of a Blob.
+  # This is either obtained from another method or specified as `blob:<uuid>` where
+  # `<uuid>` is an UUID of a Blob.
   type StreamHandle extends string
 
   # Close the stream, discard any temporary backing storage.
@@ -4504,6 +4667,9 @@ domain Input
       # Time at which the event occurred.
       optional TimeSinceEpoch timestamp
 
+  # Cancels any active dragging in the page.
+  command cancelDragging
+
   # Emulates touch event from the mouse event parameters.
   experimental command emulateTouchFromMouseEvent
     parameters
@@ -5121,6 +5287,8 @@ domain Network
       experimental number pushStart
       # Time the server finished pushing request.
       experimental number pushEnd
+      # Started receiving response headers.
+      experimental number receiveHeadersStart
       # Finished receiving response headers.
       number receiveHeadersEnd
 
@@ -5300,6 +5468,21 @@ domain Network
       # address space.
       UnexpectedPrivateNetworkAccess
       NoCorsRedirectModeNotFollow
+      # Request was a private network request and needed user permission yet did
+      # not carry `Private-Network-Access-Id` in the preflight response.
+      # https://github.com/WICG/private-network-access/blob/main/permission_prompt/explainer.md
+      PreflightMissingPrivateNetworkAccessId
+      # Request was a private network request and needed user permission yet did
+      # not carry `Private-Network-Access-Name` in the preflight response.
+      # https://github.com/WICG/private-network-access/blob/main/permission_prompt/explainer.md
+      PreflightMissingPrivateNetworkAccessName
+      # Request was a private network request and needed user permission yet not
+      # able to request for permission.
+      # https://github.com/WICG/private-network-access/blob/main/permission_prompt/explainer.md
+      PrivateNetworkAccessPermissionUnavailable
+      # Request was a private network request and is denied by user permission.
+      # https://github.com/WICG/private-network-access/blob/main/permission_prompt/explainer.md
+      PrivateNetworkAccessPermissionDenied
 
   type CorsErrorStatus extends object
     properties
@@ -5584,6 +5767,10 @@ domain Network
       # The cookie's name/value pair size exceeded the size limit defined in
       # RFC6265bis.
       NameValuePairExceedsMaxSize
+      # The cookie contained a forbidden ASCII control character, or the tab
+      # character if it appears in the middle of the cookie name, value, an
+      # attribute name, or an attribute value.
+      DisallowedCharacter
 
   # Types of reasons why a cookie may not be sent with a request.
   experimental type CookieBlockedReason extends string
@@ -5777,7 +5964,7 @@ domain Network
       Headers responseHeaders
       # Signed exchange response signature.
       array of SignedExchangeSignature signatures
-      # Signed exchange header integrity hash in the form of "sha256-<base64-hash-value>".
+      # Signed exchange header integrity hash in the form of `sha256-<base64-hash-value>`.
       string headerIntegrity
 
   # Field type for a signed exchange related error.
@@ -5818,6 +6005,7 @@ domain Network
       deflate
       gzip
       br
+      zstd
 
   # Sets a list of content encodings that will be accepted. Empty list means no encoding is accepted.
   experimental command setAcceptedEncodings
@@ -6164,9 +6352,6 @@ domain Network
       MonotonicTime timestamp
       # Total number of bytes received for this request.
       number encodedDataLength
-      # Set when 1) response was blocked by Cross-Origin Read Blocking and also
-      # 2) this needs to be reported to the DevTools console.
-      optional boolean shouldReportCorbBlocking
 
   # Details of an intercepted HTTP request, which must be either allowed, blocked, modified or
   # mocked.
@@ -6466,6 +6651,7 @@ domain Network
       enum status
         Ok
         InvalidArgument
+        MissingIssuerKeys
         FailedPrecondition
         ResourceExhausted
         AlreadyExists
@@ -6557,10 +6743,22 @@ domain Network
       optional string reportingEndpoint
       optional string reportOnlyReportingEndpoint
 
+  experimental type ContentSecurityPolicySource extends string
+    enum
+      HTTP
+      Meta
+
+  experimental type ContentSecurityPolicyStatus extends object
+    properties
+      string effectiveDirectives
+      boolean isEnforced
+      ContentSecurityPolicySource source
+
   experimental type SecurityIsolationStatus extends object
     properties
       optional CrossOriginOpenerPolicyStatus coop
       optional CrossOriginEmbedderPolicyStatus coep
+      optional array of ContentSecurityPolicyStatus csp
 
   # Returns information about the COEP/COOP isolation status.
   experimental command getSecurityIsolationStatus
@@ -7232,6 +7430,7 @@ domain Page
       ch-ect
       ch-prefers-color-scheme
       ch-prefers-reduced-motion
+      ch-prefers-reduced-transparency
       ch-rtt
       ch-save-data
       ch-ua
@@ -7240,11 +7439,10 @@ domain Page
       ch-ua-platform
       ch-ua-model
       ch-ua-mobile
-      ch-ua-full
+      ch-ua-form-factor
       ch-ua-full-version
       ch-ua-full-version-list
       ch-ua-platform-version
-      ch-ua-reduced
       ch-ua-wow64
       ch-viewport-height
       ch-viewport-width
@@ -7678,6 +7876,9 @@ domain Page
       # Specifies whether command line API should be available to the script, defaults
       # to false.
       experimental optional boolean includeCommandLineAPI
+      # If true, runs the script immediately on existing execution contexts or worlds.
+      # Default: false.
+      experimental optional boolean runImmediately
     returns
       # Identifier of the added script.
       ScriptIdentifier identifier
@@ -7949,6 +8150,8 @@ domain Page
       experimental optional enum transferMode
         ReturnAsBase64
         ReturnAsStream
+      # Whether or not to generate tagged (accessible) PDF. Defaults to embedder choice.
+      experimental optional boolean generateTaggedPDF
     returns
       # Base64-encoded pdf data. Empty if |returnAsStream| is specified.
       binary data
@@ -8243,7 +8446,7 @@ domain Page
       enum mode
         selectSingle
         selectMultiple
-      # Input node id. Only present for file choosers opened via an <input type="file"> element.
+      # Input node id. Only present for file choosers opened via an `<input type="file">` element.
       experimental optional DOM.BackendNodeId backendNodeId
 
   # Fired when frame has been attached to its parent.
@@ -8460,6 +8663,9 @@ domain Page
       ActivationNavigationsDisallowedForBug1234857
       ErrorDocument
       FencedFramesEmbedder
+      CookieDisabled
+      HTTPAuthRequired
+      CookieFlushed
       #Blocklisted features
       WebSocket
       WebTransport
@@ -8472,14 +8678,12 @@ domain Page
       DocumentLoaded
       DedicatedWorkerOrWorklet
       OutstandingNetworkRequestOthers
-      OutstandingIndexedDBTransaction
       RequestedMIDIPermission
       RequestedAudioCapturePermission
       RequestedVideoCapturePermission
       RequestedBackForwardCacheBlockedSensors
       RequestedBackgroundWorkPermission
       BroadcastChannel
-      IndexedDBConnection
       WebXR
       SharedWorker
       WebLocks
@@ -8506,7 +8710,10 @@ domain Page
       KeepaliveRequest
       IndexedDBEvent
       Dummy
-      AuthorizationHeader
+      JsNetworkRequestReceivedCacheControlNoStoreResource
+      WebRTCSticky
+      WebTransportSticky
+      WebSocketSticky
       # Disabled for RenderFrameHost reasons
       # See content/browser/renderer_host/back_forward_cache_disable.h for explanations.
       ContentSecurityHandler
@@ -8629,6 +8836,17 @@ domain Page
       # Base64-encoded data
       binary data
 
+  # Enable/disable prerendering manually.
+  #
+  # This command is a short-term solution for https://crbug.com/1440085.
+  # See https://docs.google.com/document/d/12HVmFxYj5Jc-eJr5OmWsa2bqTJsbgGLKI6ZIyx0_wpA
+  # for more details.
+  #
+  # TODO(https://crbug.com/1440085): Remove this once Puppeteer supports tab targets.
+  experimental command setPrerenderingAllowed
+    parameters
+      boolean isAllowed
+
 domain Performance
 
   # Run-time execution metric.
@@ -9522,6 +9740,86 @@ experimental domain Storage
     parameters
       string bucketId
 
+  # https://wicg.github.io/attribution-reporting-api/
+  experimental command setAttributionReportingLocalTestingMode
+    parameters
+      # If enabled, noise is suppressed and reports are sent immediately.
+      boolean enabled
+
+  # Enables/disables issuing of Attribution Reporting events.
+  experimental command setAttributionReportingTracking
+    parameters
+      boolean enable
+
+  experimental type AttributionReportingSourceType extends string
+    enum
+      navigation
+      event
+
+  experimental type UnsignedInt64AsBase10 extends string
+  experimental type UnsignedInt128AsBase16 extends string
+  experimental type SignedInt64AsBase10 extends string
+
+  experimental type AttributionReportingFilterDataEntry extends object
+    properties
+      string key
+      array of string values
+
+  experimental type AttributionReportingAggregationKeysEntry extends object
+    properties
+      string key
+      UnsignedInt128AsBase16 value
+
+  experimental type AttributionReportingEventReportWindows extends object
+    properties
+      # duration in seconds
+      integer start
+      # duration in seconds
+      array of integer ends
+
+  experimental type AttributionReportingSourceRegistration extends object
+    properties
+      Network.TimeSinceEpoch time
+      # duration in seconds
+      optional integer expiry
+      # eventReportWindow and eventReportWindows are mutually exclusive
+      # duration in seconds
+      optional integer eventReportWindow
+      optional AttributionReportingEventReportWindows eventReportWindows
+      # duration in seconds
+      optional integer aggregatableReportWindow
+      AttributionReportingSourceType type
+      string sourceOrigin
+      string reportingOrigin
+      array of string destinationSites
+      UnsignedInt64AsBase10 eventId
+      SignedInt64AsBase10 priority
+      array of AttributionReportingFilterDataEntry filterData
+      array of AttributionReportingAggregationKeysEntry aggregationKeys
+      optional UnsignedInt64AsBase10 debugKey
+
+  experimental type AttributionReportingSourceRegistrationResult extends string
+    enum
+      success
+      internalError
+      insufficientSourceCapacity
+      insufficientUniqueDestinationCapacity
+      excessiveReportingOrigins
+      prohibitedByBrowserPolicy
+      successNoised
+      destinationReportingLimitReached
+      destinationGlobalLimitReached
+      destinationBothLimitsReached
+      reportingOriginsPerSiteLimitReached
+      exceedsMaxChannelCapacity
+
+  # TODO(crbug.com/1458532): Add other Attribution Reporting events, e.g.
+  # trigger registration.
+  experimental event attributionReportingSourceRegistered
+    parameters
+      AttributionReportingSourceRegistration registration
+      AttributionReportingSourceRegistrationResult result
+
 # The SystemInfo domain defines methods and events for querying low-level system information.
 experimental domain SystemInfo
 
@@ -10284,6 +10582,10 @@ domain Fetch
   # takeResponseBodyForInterceptionAsStream. Calling other methods that
   # affect the request or disabling fetch domain before body is received
   # results in an undefined behavior.
+  # Note that the response body is not available for redirects. Requests
+  # paused in the _redirect received_ state may be differentiated by
+  # `responseCode` and presence of `location` response header, see
+  # comments to `requestPaused` for details.
   command getResponseBody
     parameters
       # Identifier for the intercepted request to get body for.
@@ -10316,6 +10618,11 @@ domain Fetch
   # The stage of the request can be determined by presence of responseErrorReason
   # and responseStatusCode -- the request is at the response stage if either
   # of these fields is present and in the request stage otherwise.
+  # Redirect responses and subsequent requests are reported similarly to regular
+  # responses and requests. Redirect responses may be distinguished by the value
+  # of `responseStatusCode` (which is one of 301, 302, 303, 307, 308) along with
+  # presence of the `location` header. Requests resulting from a redirect will
+  # have `redirectedRequestId` field set.
   event requestPaused
     parameters
       # Each request the page makes will have a unique id.
@@ -10886,7 +11193,7 @@ experimental domain Preload
       # Identifies a document which the rule set is associated with.
       Network.LoaderId loaderId
       # Source text of JSON representing the rule set. If it comes from
-      # `script` tag, it is the textContent of the node. Note that it is
+      # `<script>` tag, it is the textContent of the node. Note that it is
       # a JSON for valid case.
       #
       # See also:
@@ -10894,9 +11201,9 @@ experimental domain Preload
       # - https://github.com/WICG/nav-speculation/blob/main/triggers.md
       string sourceText
       # A speculation rule set is either added through an inline
-      # `script` tag or through an external resource via the
+      # `<script>` tag or through an external resource via the
       # 'Speculation-Rules' HTTP header. For the first case, we include
-      # the BackendNodeId of the relevant `script` tag. For the second
+      # the BackendNodeId of the relevant `<script>` tag. For the second
       # case, we include the external URL where the rule set was loaded
       # from, and also RequestId if Network domain is enabled.
       #
@@ -11000,7 +11307,6 @@ experimental domain Preload
       AudioOutputDeviceRequested
       MixedContent
       TriggerBackgrounded
-      EmbedderTriggeredAndCrossOriginRedirected
       MemoryLimitExceeded
       # Prerenders can be cancelled when Chrome uses excessive memory. This is
       # recorded when it fails to get the memory usage.
@@ -11034,6 +11340,10 @@ experimental domain Preload
       SameSiteCrossOriginNavigationNotOptInInMainFrameNavigation
       MemoryPressureOnTrigger
       MemoryPressureAfterTriggered
+      PrerenderingDisabledByDevTools
+      ResourceLoadBlockedByClient
+      SpeculationRuleRemoved
+      ActivatedWithAuxiliaryBrowsingContexts
 
   # Fired when a prerender attempt is completed.
   event prerenderAttemptCompleted
@@ -11053,6 +11363,8 @@ experimental domain Preload
       boolean disabledByPreference
       boolean disabledByDataSaver
       boolean disabledByBatterySaver
+      boolean disabledByHoldbackPrefetchSpeculationRules
+      boolean disabledByHoldbackPrerenderSpeculationRules
 
   # Preloading status values, see also PreloadingTriggeringOutcome. This
   # status is shared by prefetchStatusUpdated and prerenderStatusUpdated.
@@ -11116,6 +11428,7 @@ experimental domain Preload
       string prefetchUrl
       PreloadingStatus status
       PrefetchStatus prefetchStatus
+      Network.RequestId requestId
 
   # Fired when a prerender attempt is updated.
   event prerenderStatusUpdated
@@ -11123,6 +11436,9 @@ experimental domain Preload
       PreloadingAttemptKey key
       PreloadingStatus status
       optional PrerenderFinalStatus prerenderStatus
+      # This is used to give users more information about the name of Mojo interface
+      # that is incompatible with prerender and has caused the cancellation of the attempt.
+      optional string disallowedMojoInterface
 
   # Send a list of sources for all preloading attempts in a document.
   event preloadingAttemptSourcesUpdated
@@ -11144,6 +11460,7 @@ experimental domain FedCm
     enum
       AccountChooser
       AutoReauthn
+      ConfirmIdpSignin
 
   # Corresponds to IdentityRequestAccount
   type Account extends object
@@ -11184,6 +11501,12 @@ experimental domain FedCm
       string dialogId
       integer accountIndex
 
+  # Only valid if the dialog type is ConfirmIdpSignin. Acts as if the user had
+  # clicked the continue button.
+  command confirmIdpSignin
+    parameters
+      string dialogId
+
   command dismissDialog
     parameters
       string dialogId
diff --git a/common/devtools/chromium/v115/js_protocol.pdl b/common/devtools/chromium/v118/js_protocol.pdl
similarity index 99%
rename from common/devtools/chromium/v115/js_protocol.pdl
rename to common/devtools/chromium/v118/js_protocol.pdl
index 0dbdc01d3af5c..ed6226308c266 100644
--- a/common/devtools/chromium/v115/js_protocol.pdl
+++ b/common/devtools/chromium/v118/js_protocol.pdl
@@ -1034,6 +1034,11 @@ domain Runtime
       # Deep serialization depth. Default is full depth. Respected only in `deep` serialization mode.
       optional integer maxDepth
 
+      # Embedder-specific parameters. For example if connected to V8 in Chrome these control DOM
+      # serialization via `maxNodeDepth: integer` and `includeShadowTree: "none" | "open" | "all"`.
+      # Values can be only of type string or integer.
+      optional object additionalParameters
+
   # Represents deep serialized value.
   type DeepSerializedValue extends object
     properties
@@ -1443,7 +1448,7 @@ domain Runtime
       # resulting `objectId` is still provided.
       deprecated optional boolean generateWebDriverValue
       # Specifies the result serialization. If provided, overrides
-      # `returnByValue` and `generateWebDriverValue`.
+      # `generatePreview`, `returnByValue` and `generateWebDriverValue`.
       experimental optional SerializationOptions serializationOptions
 
     returns
@@ -1538,7 +1543,7 @@ domain Runtime
       # resulting `objectId` is still provided.
       deprecated optional boolean generateWebDriverValue
       # Specifies the result serialization. If provided, overrides
-      # `returnByValue` and `generateWebDriverValue`.
+      # `generatePreview`, `returnByValue` and `generateWebDriverValue`.
       experimental optional SerializationOptions serializationOptions
     returns
       # Evaluation result.