diff --git a/protos/third_party/chromium/chrome_track_event.proto b/protos/third_party/chromium/chrome_track_event.proto
index ac10158fb21..7371515164f 100644
--- a/protos/third_party/chromium/chrome_track_event.proto
+++ b/protos/third_party/chromium/chrome_track_event.proto
@@ -43,6 +43,7 @@ message BlinkTaskScope {
     TASK_SCOPE_MISC_EVENT = 10;
     TASK_SCOPE_MICROTASK = 11;
     TASK_SCOPE_RESOURCE_TIMING = 12;
+    TASK_SCOPE_SCRIPT_TOOL_EXECUTION = 13;
   }
   optional TaskScopeType type = 1;
   optional int64 scope_task_id = 2;
@@ -1030,6 +1031,10 @@ message EventLatency {
         // Trace IDs of the first synthetic scroll update included in this
         // frame. Can be joined with EventLatency.event_latency_id.
         optional int64 first_event_latency_id = 1;
+
+        // True if the synthetic scroll update was generated from an inertial
+        // input (e.g. a fling).
+        optional bool has_inertial_input = 2;
       }
       optional Synthetic synthetic = 2;
 
@@ -2273,6 +2278,7 @@ message WebViewStartup {
     STATIC_GET_RENDERER_LIBRARY_PREFETCH_MODE = 106;
     GET_DEFAULT_COOKIE_MANAGER = 107;
     GET_PROFILE_STORE = 108;
+    WEBVIEW_INSTANCE_GET_SETTINGS = 109;
     // Remember to update WebViewStartupCallSite in enums.xml when adding new
     // values here.
   }
@@ -2620,7 +2626,7 @@ message EventTiming {
 // Frame information provided by Android's Choreographer.
 // See
 // https://developer.android.com/ndk/reference/group/choreographer#achoreographerframecallbackdata.
-// Next ID: 4
+// Next ID: 5
 message AndroidChoreographerFrameCallbackData {
   // The time in microseconds at which the frame started being rendered.
   // See
@@ -2658,6 +2664,9 @@ message AndroidChoreographerFrameCallbackData {
   // See
   // https://developer.android.com/ndk/reference/group/choreographer#achoreographerframecallbackdata_getpreferredframetimelineindex.
   optional int64 preferred_frame_timeline_index = 3;
+
+  // The chrome-preferred frame timeline.
+  optional FrameTimeline chrome_preferred_frame_timeline = 4;
 }
 
 message ChromeFrameReporter2 {
@@ -2908,9 +2917,16 @@ message FrameIntervalDecider {
   optional FrameIntervalMatcherType matcher_type = 2;
 }
 
+message ChromeAccessibilityWinNotifyWinEvent {
+  // The DWORD `event` parameter to ::NotifyWinEvent(). See
+  // https://learn.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-notifywinevent
+  // One of the following constants:
+  // https://learn.microsoft.com/en-us/windows/win32/winauto/event-constants
+  optional uint32 native_event = 1;
+}
+
 message ChromeTrackEvent {
-  reserved 1045, 1080;
-  reserved "chrome_accessibility_win_notify_win_event";
+  reserved 1045;
 
   // Extension range for Chrome: 1000-1999
   // Next ID: 1083
@@ -3085,6 +3101,9 @@ message ChromeTrackEvent {
     // trace event, to identify which objects cause delays in a trace.
     optional MemoryDumpProvider memory_dump_provider = 1079;
 
+    optional ChromeAccessibilityWinNotifyWinEvent
+        chrome_accessibility_win_notify_win_event = 1080;
+
     optional FrameIntervalDecider frame_interval_decider = 1081;
 
     optional BeginFrameArgsV2 begin_frame_args = 1082;
diff --git a/protos/third_party/chromium/optimization_guide/common_quality_data.proto b/protos/third_party/chromium/optimization_guide/common_quality_data.proto
index 22ed648974a..a231d741113 100644
--- a/protos/third_party/chromium/optimization_guide/common_quality_data.proto
+++ b/protos/third_party/chromium/optimization_guide/common_quality_data.proto
@@ -376,7 +376,7 @@ message ContentAttributes {
 }
 
 // The geometry of the content, in the page coordinate system.
-// Next ID: 7
+// Next ID: 8
 // NOTE: If `visual_bounding_box` is empty, i.e., the content is offscreen and
 // it's in an iframe, the `outer_bounding_box` may be incorrect. See crbug.com/384996050
 // for details.
@@ -401,6 +401,14 @@ message Geometry {
   // hit-testable in the DOM.
   BoundingRect visible_bounding_box = 2 [features = { field_presence: EXPLICIT }];
 
+  // The bounding box of the content node relative to the viewport including all
+  // ancestor clipping. This is conceptually the same as `visible_bounding_box`,
+  // but with coordinates calculated by the compositor on the client side. This
+  // geometry should be more in sync with the browser screenshot, and should be
+  // used for screenshot redaction when present. See crbug.com/441532128 for more
+  // details.
+  BoundingRect compositor_bounding_box = 7 [features = { field_presence: EXPLICIT }];
+
   // Multiple boxes are used when there are multiple rectangles belonging to
   // the same node, e.g.: across multiple lines, columns or pages. In layout
   // terms, a node that does this is called a fragmentainer.
@@ -2085,7 +2093,7 @@ enum AXIntListAttribute {
 }
 
 // AX StringList attribute enum.
-// Next ID: 4
+// Next ID: 5
 enum AXStringListAttribute {
   AX_SLA_NONE = 0;
 
@@ -2094,6 +2102,8 @@ enum AXStringListAttribute {
   AX_SLA_ARIANOTIFICATIONANNOUNCEMENTS = 2;
 
   AX_SLA_ARIANOTIFICATIONTYPES = 3;
+
+  AX_SLA_TEXTOPERATIONREPLACEMENTSTRINGS = 4;
 }
 
 // This will be updated when there is a significant change in the parsing logic.