WIP: Plumbing input event latency reporting through Mus GPU.

cc/output/in_process_context_provider.h

 // Copyright 2016 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.
 
 #ifndef CC_OUTPUT_IN_PROCESS_CONTEXT_PROVIDER_H_
 #define CC_OUTPUT_IN_PROCESS_CONTEXT_PROVIDER_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 47 matching lines @@
   uint32_t GetCopyTextureInternalFormat();
 
   void SetSwapBuffersCompletionCallback(
       const gpu::InProcessCommandBuffer::SwapBuffersCompletionCallback&
           callback);
 
   void SetUpdateVSyncParametersCallback(
       const gpu::InProcessCommandBuffer::UpdateVSyncParametersCallback&
           callback);
 
+  gpu::GLInProcessContext* context() { return context_.get(); }

[mfomitchev, 2017/03/23 15:09:09]

Is this okay?

+
  protected:
   friend class base::RefCountedThreadSafe<InProcessContextProvider>;
   ~InProcessContextProvider() override;
 
  private:
   const gpu::gles2::ContextCreationAttribHelper attributes_;
 
   base::Lock context_lock_;
   std::unique_ptr<gpu::GLInProcessContext> context_;
   std::unique_ptr<skia_bindings::GrContextForGLES2Interface> gr_context_;
   std::unique_ptr<ContextCacheController> cache_controller_;
 };
 
 }  // namespace cc
 
 #endif  // CC_OUTPUT_IN_PROCESS_CONTEXT_PROVIDER_H_