Remove old texture path in TextureLayer

content/renderer/pepper/pepper_plugin_instance_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 "content/renderer/pepper/pepper_plugin_instance_impl.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 2002 matching lines @@
     } else {
       container_->setWebLayer(web_layer_.get());
       texture_layer_->SetContentsOpaque(opaque);
     }
   }
   layer_bound_to_fullscreen_ = !!fullscreen_container_;
   layer_is_hardware_ = want_3d_layer;
   UpdateLayerTransform();
 }
 
-unsigned PepperPluginInstanceImpl::PrepareTexture() {
-  return 0;
-}
-
 bool PepperPluginInstanceImpl::PrepareTextureMailbox(
     cc::TextureMailbox* mailbox,
     scoped_ptr<cc::SingleReleaseCallback>* release_callback,
     bool use_shared_memory) {
   if (!bound_graphics_2d_platform_)
     return false;
   return bound_graphics_2d_platform_->PrepareTextureMailbox(
       mailbox, release_callback);
 }
 
@@ skipping 1167 matching lines @@
     // Running out-of-process. Initiate an IPC call to notify the plugin
     // process.
     ppapi::proxy::HostDispatcher* dispatcher =
         ppapi::proxy::HostDispatcher::GetForInstance(pp_instance());
     dispatcher->Send(new PpapiMsg_PPPInstance_HandleDocumentLoad(
         ppapi::API_ID_PPP_INSTANCE, pp_instance(), pending_host_id, data));
   }
 }
 
 }  // namespace content