cc: Rename SwapBuffers on CompositorFrameSink to SubmitCompositorFrame

cc/trees/layer_tree_host_single_thread_client.h

Index: cc/trees/layer_tree_host_single_thread_client.h
diff --git a/cc/trees/layer_tree_host_single_thread_client.h b/cc/trees/layer_tree_host_single_thread_client.h
index 3d0789207354d54e48f6c78101af2f85668de7bb..4403c50c71925adc0ef981fd5d6c83c0791f37ee 100644
--- a/cc/trees/layer_tree_host_single_thread_client.h
+++ b/cc/trees/layer_tree_host_single_thread_client.h
@@ -17,11 +17,12 @@ class LayerTreeHostSingleThreadClient {
 
   // Called whenever the compositor posts a SwapBuffers (either full or
   // partial). After DidPostSwapBuffers(), exactly one of
-  // DidCompleteSwapBuffers() or DidAbortSwapBuffers() will be called, thus
+  // DidReceiveCompositorFrameAck() or DidAbortSwapBuffers() will be called,
+  // thus
   // these functions can be used to keep track of pending swap buffers calls for
   // rate limiting.
   virtual void DidPostSwapBuffers() = 0;
-  virtual void DidCompleteSwapBuffers() = 0;
+  virtual void DidReceiveCompositorFrameAck() = 0;
   virtual void DidAbortSwapBuffers() = 0;
 
  protected: