Update from https://crrev.com/320343

cc/trees/thread_proxy.h

Index: cc/trees/thread_proxy.h
diff --git a/cc/trees/thread_proxy.h b/cc/trees/thread_proxy.h
index c2dd348eb0add18b163d8c24ac283b278da6997d..927caab98b939a9bc742e011c3852a47b09e8daf 100644
--- a/cc/trees/thread_proxy.h
+++ b/cc/trees/thread_proxy.h
@@ -175,7 +175,6 @@ class CC_EXPORT ThreadProxy : public Proxy,
   void ForceSerializeOnSwapBuffers() override;
   bool SupportsImplScrolling() const override;
   void SetDebugState(const LayerTreeDebugState& debug_state) override;
-  void AsValueInto(base::trace_event::TracedValue* value) const override;
   bool MainFrameWillHappenForTesting() override;
   void SetChildrenNeedBeginFrames(bool children_need_begin_frames) override;
 
@@ -279,8 +278,6 @@ class CC_EXPORT ThreadProxy : public Proxy,
   void ForceSerializeOnSwapBuffersOnImplThread(CompletionEvent* completion);
   void MainFrameWillHappenOnImplThreadForTesting(CompletionEvent* completion,
                                                  bool* main_frame_will_happen);
-  void AsValueOnImplThread(CompletionEvent* completion,
-                           base::trace_event::TracedValue* state) const;
   void SetSwapUsedIncompleteTileOnImplThread(bool used_incomplete_tile);
   void MainThreadHasStoppedFlingingOnImplThread();
   void SetInputThrottledUntilCommitOnImplThread(bool is_throttled);