Add tracing for GL texture objects

content/browser/gpu/browser_gpu_memory_buffer_manager.h

Index: content/browser/gpu/browser_gpu_memory_buffer_manager.h
diff --git a/content/browser/gpu/browser_gpu_memory_buffer_manager.h b/content/browser/gpu/browser_gpu_memory_buffer_manager.h
index 6a3d13bb278f9209811d489e2c020d159e16fd10..4eca147aa97c31c955762de2486052bbba41b51c 100644
--- a/content/browser/gpu/browser_gpu_memory_buffer_manager.h
+++ b/content/browser/gpu/browser_gpu_memory_buffer_manager.h
@@ -22,7 +22,8 @@ class CONTENT_EXPORT BrowserGpuMemoryBufferManager
   typedef base::Callback<void(const gfx::GpuMemoryBufferHandle& handle)>
       AllocationCallback;
 
-  explicit BrowserGpuMemoryBufferManager(int gpu_client_id);
+  explicit BrowserGpuMemoryBufferManager(int gpu_client_id,

[reveman, 2015/07/29 21:59:04]

nit: 'explicit' is no longer needed

[ericrk, 2015/07/29 22:50:15]

Done.

+                                         uint64_t gpu_client_tracing_id);
   ~BrowserGpuMemoryBufferManager() override;
 
   static BrowserGpuMemoryBufferManager* current();
@@ -121,10 +122,13 @@ class CONTENT_EXPORT BrowserGpuMemoryBufferManager
                                   int client_id,
                                   uint32 sync_point);
 
+  uint64_t ClientIdToTracingProcessId(int client_id) const;
+
   const gfx::GpuMemoryBufferType factory_type_;
   const std::vector<GpuMemoryBufferFactory::Configuration>
       supported_configurations_;
   const int gpu_client_id_;
+  const uint64_t gpu_client_tracing_id_;
 
   // The GPU process host ID. This should only be accessed on the IO thread.
   int gpu_host_id_;