pepper: parse context creation attrib list on the plugin side

content/renderer/pepper/ppb_graphics_3d_impl.h

 // 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.
 
 #ifndef CONTENT_RENDERER_PEPPER_PPB_GRAPHICS_3D_IMPL_H_
 #define CONTENT_RENDERER_PEPPER_PPB_GRAPHICS_3D_IMPL_H_
 
 #include <stdint.h>
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/shared_memory.h"
 #include "base/memory/weak_ptr.h"
 #include "gpu/command_buffer/client/gpu_control_client.h"
 #include "gpu/command_buffer/common/command_buffer_id.h"
 #include "gpu/command_buffer/common/mailbox.h"
 #include "gpu/command_buffer/common/sync_token.h"
 #include "ppapi/shared_impl/ppb_graphics_3d_shared.h"
 #include "ppapi/shared_impl/resource.h"
 
 namespace gpu {
+namespace gles2 {
+struct ContextCreationAttribHelper;
+}
 struct Capabilities;
 class CommandBufferProxyImpl;
 }
 
 namespace content {
 
 class PPB_Graphics3D_Impl : public ppapi::PPB_Graphics3D_Shared,
                             public gpu::GpuControlClient {
  public:
-  static PP_Resource CreateRaw(PP_Instance instance,
-                               PP_Resource share_context,
-                               const int32_t* attrib_list,
-                               gpu::Capabilities* capabilities,
-                               base::SharedMemoryHandle* shared_state_handle,
-                               gpu::CommandBufferId* command_buffer_id);
+  static PP_Resource CreateRaw(
+      PP_Instance instance,
+      PP_Resource share_context,
+      const gpu::gles2::ContextCreationAttribHelper& attrib_helper,
+      gpu::Capabilities* capabilities,
+      base::SharedMemoryHandle* shared_state_handle,
+      gpu::CommandBufferId* command_buffer_id);
 
   // PPB_Graphics3D_API trusted implementation.
   PP_Bool SetGetBuffer(int32_t transfer_buffer_id) override;
   scoped_refptr<gpu::Buffer> CreateTransferBuffer(uint32_t size,
                                                   int32_t* id) override;
   PP_Bool DestroyTransferBuffer(int32_t id) override;
   PP_Bool Flush(int32_t put_offset) override;
   gpu::CommandBuffer::State WaitForTokenInRange(int32_t start,
                                                 int32_t end) override;
   gpu::CommandBuffer::State WaitForGetOffsetInRange(int32_t start,
@@ skipping 21 matching lines @@
   ~PPB_Graphics3D_Impl() override;
   // ppapi::PPB_Graphics3D_Shared overrides.
   gpu::CommandBuffer* GetCommandBuffer() override;
   gpu::GpuControl* GetGpuControl() override;
   int32_t DoSwapBuffers(const gpu::SyncToken& sync_token) override;
 
  private:
   explicit PPB_Graphics3D_Impl(PP_Instance instance);
 
   bool InitRaw(PPB_Graphics3D_API* share_context,
-               const int32_t* attrib_list,
+               const gpu::gles2::ContextCreationAttribHelper& attrib_helper,
                gpu::Capabilities* capabilities,
                base::SharedMemoryHandle* shared_state_handle,
                gpu::CommandBufferId* command_buffer_id);
 
   // GpuControlClient implementation.
   void OnGpuControlLostContext() final;
   void OnGpuControlLostContextMaybeReentrant() final;
   void OnGpuControlErrorMessage(const char* msg, int id) final;
 
   // Other notifications from the GPU process.
@@ skipping 24 matching lines @@
   std::unique_ptr<gpu::CommandBufferProxyImpl> command_buffer_;
 
   base::WeakPtrFactory<PPB_Graphics3D_Impl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_Graphics3D_Impl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PPB_GRAPHICS_3D_IMPL_H_