Rename classes related to top controls

cc/trees/single_thread_proxy.h

Index: cc/trees/single_thread_proxy.h
diff --git a/cc/trees/single_thread_proxy.h b/cc/trees/single_thread_proxy.h
index bf995fedfb78ecff2e3c80b61b3bc053123366ef..288fdcb9b9aec537d4191c53e92091492d3fe1df 100644
--- a/cc/trees/single_thread_proxy.h
+++ b/cc/trees/single_thread_proxy.h
@@ -57,9 +57,9 @@ class CC_EXPORT SingleThreadProxy : public Proxy,
   void SetMutator(std::unique_ptr<LayerTreeMutator> mutator) override;
   bool SupportsImplScrolling() const override;
   bool MainFrameWillHappenForTesting() override;
-  void UpdateTopControlsState(TopControlsState constraints,
-                              TopControlsState current,
-                              bool animate) override;
+  void UpdateBrowserControlsState(BrowserControlsState constraints,
+                                  BrowserControlsState current,
+                                  bool animate) override;
 
   // SchedulerClient implementation
   void WillBeginImplFrame(const BeginFrameArgs& args) override;