Fixed bugs with Pepper 3D under dynamic GPU switching.

content/renderer/pepper_plugin_delegate_impl.cc

Index: content/renderer/pepper_plugin_delegate_impl.cc
===================================================================
--- content/renderer/pepper_plugin_delegate_impl.cc	(revision 106379)
+++ content/renderer/pepper_plugin_delegate_impl.cc	(working copy)
@@ -1033,19 +1033,7 @@
   // modules.
   if (!render_view_->webkit_preferences().accelerated_plugins_enabled)
     return NULL;
-  WebGraphicsContext3DCommandBufferImpl* context =
-      static_cast<WebGraphicsContext3DCommandBufferImpl*>(
-          render_view_->webview()->graphicsContext3D());
-  if (!context)
-    return NULL;
-  if (!context->makeContextCurrent() || context->isContextLost())
-    return NULL;
-
-  RendererGLContext* parent_context = context->context();
-  if (!parent_context)
-    return NULL;
-
-  return new PlatformContext3DImpl(parent_context);
+  return new PlatformContext3DImpl(this);
 #else
   return NULL;
 #endif
@@ -1753,6 +1741,22 @@
   return render_view_->routing_id();
 }
 
+RendererGLContext*
+PepperPluginDelegateImpl::GetParentContextForPlatformContext3D() {
+  WebGraphicsContext3DCommandBufferImpl* context =
+      static_cast<WebGraphicsContext3DCommandBufferImpl*>(
+          render_view_->webview()->graphicsContext3D());
+  if (!context)
+    return NULL;
+  if (!context->makeContextCurrent() || context->isContextLost())
+    return NULL;
+
+  RendererGLContext* parent_context = context->context();
+  if (!parent_context)
+    return NULL;
+  return parent_context;
+}
+
 void PepperPluginDelegateImpl::PublishInitialPolicy(
     scoped_refptr<webkit::ppapi::PluginInstance> instance,
     const std::string& policy) {