Android: Throttle the renderer harder.

content/browser/renderer_host/render_widget_host_view_android.cc

 // Copyright (c) 2012 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 "content/browser/renderer_host/render_widget_host_view_android.h"
 
 #include <android/bitmap.h>
 
 #include "base/bind.h"
 #include "base/logging.h"
@@ skipping 59 matching lines @@
 }  // anonymous namespace
 
 RenderWidgetHostViewAndroid::RenderWidgetHostViewAndroid(
     RenderWidgetHostImpl* widget_host,
     ContentViewCoreImpl* content_view_core)
     : host_(widget_host),
       is_layer_attached_(true),
       content_view_core_(NULL),
       ime_adapter_android_(ALLOW_THIS_IN_INITIALIZER_LIST(this)),
       cached_background_color_(SK_ColorWHITE),
-      texture_id_in_layer_(0),
-      consumed_current_texture_(true) {
+      texture_id_in_layer_(0) {
   if (CompositorImpl::UsesDirectGL()) {
     surface_texture_transport_.reset(new SurfaceTextureTransportClient());
     layer_ = surface_texture_transport_->Initialize();
     layer_->SetIsDrawable(true);
   } else {
     texture_layer_ = cc::TextureLayer::Create(this);
     layer_ = texture_layer_;
   }
 
   layer_->SetContentsOpaque(true);
@@ skipping 534 matching lines @@
   // size.
   gfx::PointF uv_max;
   if (texture_size.GetArea() > 0) {
     uv_max.SetPoint(content_size.width() / texture_size.width(),
                     content_size.height() / texture_size.height());
   }
   texture_layer_->SetUV(gfx::PointF(0, 0), uv_max);
   texture_size_in_layer_ = texture_size;
   current_mailbox_ = mailbox;
 
-  if (consumed_current_texture_ || host_->is_hidden())
+  if (host_->is_hidden())
     ack_callback.Run();
   else
     ack_callbacks_.push(ack_callback);
-
-  consumed_current_texture_ = false;
 }
 
 void RenderWidgetHostViewAndroid::AcceleratedSurfacePostSubBuffer(
     const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params,
     int gpu_host_id) {
   NOTREACHED();
 }
 
 void RenderWidgetHostViewAndroid::AcceleratedSurfaceSuspend() {
   NOTREACHED();
@@ skipping 148 matching lines @@
 
 void RenderWidgetHostViewAndroid::HasTouchEventHandlers(
     bool need_touch_events) {
   if (content_view_core_)
     content_view_core_->HasTouchEventHandlers(need_touch_events);
 }
 
 unsigned RenderWidgetHostViewAndroid::PrepareTexture(
     cc::ResourceUpdateQueue* queue) {
   RunAckCallbacks();
-  consumed_current_texture_ = true;
   return texture_id_in_layer_;
 }
 
 WebKit::WebGraphicsContext3D* RenderWidgetHostViewAndroid::Context3d() {
   return ImageTransportFactoryAndroid::GetInstance()->GetContext3D();
 }
 
 bool RenderWidgetHostViewAndroid::PrepareTextureMailbox(
     cc::TextureMailbox* mailbox) {
   return false;
@@ skipping 18 matching lines @@
 // RenderWidgetHostView, public:
 
 // static
 RenderWidgetHostView*
 RenderWidgetHostView::CreateViewForWidget(RenderWidgetHost* widget) {
   RenderWidgetHostImpl* rwhi = RenderWidgetHostImpl::From(widget);
   return new RenderWidgetHostViewAndroid(rwhi, NULL);
 }
 
 } // namespace content