Report texture upload time in renderingStats.

content/common/gpu/client/gpu_channel_host.h

Index: content/common/gpu/client/gpu_channel_host.h
diff --git a/content/common/gpu/client/gpu_channel_host.h b/content/common/gpu/client/gpu_channel_host.h
index 7b78c2f3a6ab3dcde222c7e7a0864a57fb79539e..627af4421a13366a1e4d264198436e7fddf0d71b 100644
--- a/content/common/gpu/client/gpu_channel_host.h
+++ b/content/common/gpu/client/gpu_channel_host.h
@@ -38,6 +38,10 @@ namespace base {
 class MessageLoopProxy;
 }
 
+namespace content {
+struct GpuRenderingStats;
+}
+
 namespace IPC {
 class SyncMessageFilter;
 }
@@ -131,6 +135,10 @@ class GpuChannelHost : public IPC::Sender,
   // Destroy a command buffer created by this channel.
   void DestroyCommandBuffer(CommandBufferProxy* command_buffer);
 
+  // Collect rendering stats from GPU process.
+  bool CollectRenderingStats(
+      int surface_id, content::GpuRenderingStats* stats);
+
   // Add a route for the current message loop.
   void AddRoute(int route_id, base::WeakPtr<IPC::Listener> listener);
   void RemoveRoute(int route_id);