gpu: Remove WebGraphicsContext3D::makeContextCurrent()

webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.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 "webkit/common/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
 
 #include <GLES2/gl2.h>
 #ifndef GL_GLEXT_PROTOTYPES
 #define GL_GLEXT_PROTOTYPES 1
 #endif
@@ skipping 108 matching lines @@
 }
 
 bool WebGraphicsContext3DInProcessCommandBufferImpl::MaybeInitializeGL() {
   if (initialized_)
     return true;
 
   if (initialize_failed_)
     return false;
 
   // Ensure the gles2 library is initialized first in a thread safe way.
   g_gles2_initializer.Get();

[piman, 2014/08/15 17:47:34]

Same comment here.

 
   if (!context_) {
     // TODO(kbr): More work will be needed in this implementation to
     // properly support GPU switching. Like in the out-of-process
     // command buffer implementation, all previously created contexts
     // will need to be lost either when the first context requesting the
     // discrete GPU is created, or the last one is destroyed.
     gfx::GpuPreference gpu_preference = gfx::PreferDiscreteGpu;
     context_.reset(GLInProcessContext::Create(NULL, /* service */
                                               NULL, /* surface */
@@ skipping 19 matching lines @@
   real_gl_ = context_->GetImplementation();
   setGLInterface(real_gl_);
 
   if (real_gl_ && webgl_context_)
     real_gl_->EnableFeatureCHROMIUM("webgl_enable_glsl_webgl_validation");
 
   initialized_ = true;
   return true;
 }
 
-bool WebGraphicsContext3DInProcessCommandBufferImpl::makeContextCurrent() {
+bool WebGraphicsContext3DInProcessCommandBufferImpl::BindToCurrentThread() {
   if (!MaybeInitializeGL())
     return false;
-  ::gles2::SetGLContext(GetGLInterface());
   return context_ && !isContextLost();
 }
 
 bool WebGraphicsContext3DInProcessCommandBufferImpl::isContextLost() {
   return context_lost_reason_ != GL_NO_ERROR;
 }
 
 WGC3Denum WebGraphicsContext3DInProcessCommandBufferImpl::
     getGraphicsResetStatusARB() {
   return context_lost_reason_;
 }
 
 ::gpu::ContextSupport*
 WebGraphicsContext3DInProcessCommandBufferImpl::GetContextSupport() {
   return real_gl_;
 }
 
 void WebGraphicsContext3DInProcessCommandBufferImpl::OnContextLost() {
   // TODO(kbr): improve the precision here.
   context_lost_reason_ = GL_UNKNOWN_CONTEXT_RESET_ARB;
   if (context_lost_callback_) {
     context_lost_callback_->onContextLost();
   }
 }
 
 }  // namespace gpu
 }  // namespace webkit