cc: Remove OutputSurfaceClient::DidSwapBuffers().

cc/surfaces/display.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/surfaces/display.h"
 
 #include <stddef.h>
 
 #include "base/memory/ptr_util.h"
 #include "base/threading/thread_task_runner_handle.h"
@@ skipping 304 matching lines @@
   if (should_swap) {
     swapped_since_resize_ = true;
     for (auto& latency : frame.metadata.latency_info) {
       TRACE_EVENT_WITH_FLOW1("input,benchmark", "LatencyInfo.Flow",
           TRACE_ID_DONT_MANGLE(latency.trace_id()),
           TRACE_EVENT_FLAG_FLOW_IN | TRACE_EVENT_FLAG_FLOW_OUT,
           "step", "Display::DrawAndSwap");
     }
     benchmark_instrumentation::IssueDisplayRenderingStatsEvent();
     renderer_->SwapBuffers(std::move(frame.metadata));
+    if (scheduler_)
+      scheduler_->DidSwapBuffers();
   } else {
     if (have_damage && !size_matches)
       aggregator_->SetFullDamageForSurface(current_surface_id_);
     TRACE_EVENT_INSTANT0("cc", "Swap skipped.", TRACE_EVENT_SCOPE_THREAD);
     stored_latency_info_.insert(stored_latency_info_.end(),
                                 frame.metadata.latency_info.begin(),
                                 frame.metadata.latency_info.end());
-    DidSwapBuffers();
+    if (scheduler_)
+      scheduler_->DidSwapBuffers();
     DidSwapBuffersComplete();
   }
 
   return true;
 }
 
-void Display::DidSwapBuffers() {
-  if (scheduler_)
-    scheduler_->DidSwapBuffers();
-}
-
 void Display::DidSwapBuffersComplete() {
   if (scheduler_)
     scheduler_->DidSwapBuffersComplete();
   if (renderer_)
     renderer_->SwapBuffersComplete();
 }
 
 void Display::CommitVSyncParameters(base::TimeTicks timebase,
                                     base::TimeDelta interval) {
   // Display uses a BeginFrameSource instead.
@@ skipping 70 matching lines @@
 
   if (surface_id == current_surface_id_)
     UpdateRootSurfaceResourcesLocked();
 }
 
 SurfaceId Display::CurrentSurfaceId() {
   return current_surface_id_;
 }
 
 }  // namespace cc