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 148 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