Implements PPB_Context3DTrusted_Dev. Also add CreateRaw/Initialize for proxy

webkit/plugins/ppapi/ppb_surface_3d_impl.cc

 // Copyright (c) 2010 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/plugins/ppapi/ppb_surface_3d_impl.h"
 
 #include "gpu/command_buffer/client/gles2_implementation.h"
 #include "gpu/command_buffer/common/command_buffer.h"
 #include "ppapi/c/dev/ppb_graphics_3d_dev.h"
 #include "webkit/plugins/ppapi/common.h"
@@ skipping 89 matching lines @@
   if (context == context_)
     return true;
 
   // Unbind from the current context.
   if (context_) {
     context_->platform_context()->SetSwapBuffersCallback(NULL);
   }
   if (context) {
     // Resize the backing texture to the size of the instance when it is bound.
     // TODO(alokp): This should be the responsibility of plugins.
-    const gfx::Size& size = instance()->position().size();
-    context->gles2_impl()->ResizeCHROMIUM(size.width(), size.height());
+    gpu::gles2::GLES2Implementation* impl = context->gles2_impl();
+    if (impl) {
+      const gfx::Size& size = instance()->position().size();
+      impl->ResizeCHROMIUM(size.width(), size.height());
+    }
 
     context->platform_context()->SetSwapBuffersCallback(
         NewCallback(this, &PPB_Surface3D_Impl::OnSwapBuffers));
   }
   context_ = context;
   return true;
 }
 
 bool PPB_Surface3D_Impl::SwapBuffers(PP_CompletionCallback callback) {
   if (!context_)
     return false;
 
   if (swap_callback_.func) {
     // Already a pending SwapBuffers that hasn't returned yet.
     return false;
   }
 
   swap_callback_ = callback;
-  context_->gles2_impl()->SwapBuffers();
+  gpu::gles2::GLES2Implementation* impl = context_->gles2_impl();
+  if (impl) {
+    context_->gles2_impl()->SwapBuffers();
+  }
   return true;
 }
 
 void PPB_Surface3D_Impl::ViewInitiatedPaint() {
   if (swap_callback_.func) {
     swap_initiated_ = true;
   }
 }
 
 void PPB_Surface3D_Impl::ViewFlushedPaint() {
@@ skipping 13 matching lines @@
 }
 
 void PPB_Surface3D_Impl::OnSwapBuffers() {
   if (bound_to_instance_)
     instance()->CommitBackingTexture();
 }
 
 }  // namespace ppapi
 }  // namespace webkit