Rewire Android WebView's compositor changed signal.

android_webview/browser/render_thread_manager.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 "android_webview/browser/render_thread_manager.h"
 
 #include <utility>
 
 #include "android_webview/browser/child_frame.h"
 #include "android_webview/browser/compositor_frame_producer.h"
+#include "android_webview/browser/compositor_id.h"
 #include "android_webview/browser/deferred_gpu_command_service.h"
 #include "android_webview/browser/hardware_renderer.h"
 #include "android_webview/browser/render_thread_manager_client.h"
 #include "android_webview/browser/scoped_app_gl_state_restore.h"
 #include "android_webview/public/browser/draw_gl.h"
 #include "base/bind.h"
 #include "base/lazy_instance.h"
 #include "base/location.h"
 #include "base/time/time.h"
 #include "base/trace_event/trace_event_argument.h"
@@ skipping 199 matching lines @@
   return inside_hardware_release_;
 }
 
 RenderThreadManager::ReturnedResources::ReturnedResources()
     : output_surface_id(0u) {}
 
 RenderThreadManager::ReturnedResources::~ReturnedResources() {}
 
 void RenderThreadManager::InsertReturnedResourcesOnRT(
     const cc::ReturnedResourceArray& resources,
-    uint32_t compositor_id,
+    const CompositorID& compositor_id,
     uint32_t output_surface_id) {
   base::AutoLock lock(lock_);
   ReturnedResources& returned_resources =
       returned_resources_map_[compositor_id];
   if (returned_resources.output_surface_id != output_surface_id) {
     returned_resources.resources.clear();
   }
   returned_resources.resources.insert(returned_resources.resources.end(),
                                       resources.begin(), resources.end());
   returned_resources.output_surface_id = output_surface_id;
@@ skipping 154 matching lines @@
     : render_thread_manager_(render_thread_manager) {
   DCHECK(!render_thread_manager_->IsInsideHardwareRelease());
   render_thread_manager_->SetInsideHardwareRelease(true);
 }
 
 RenderThreadManager::InsideHardwareReleaseReset::~InsideHardwareReleaseReset() {
   render_thread_manager_->SetInsideHardwareRelease(false);
 }
 
 }  // namespace android_webview