Move IndexedDBContext into the StoragePartition and ensure isolation.

content/browser/renderer_host/render_process_host_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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #if defined(OS_WIN)
@@ skipping 531 matching lines @@
   channel_->AddFilter(new AudioRendererHost(audio_manager, media_observer));
   channel_->AddFilter(new VideoCaptureHost());
   channel_->AddFilter(new AppCacheDispatcherHost(
       storage_partition_impl_->GetAppCacheService(),
       GetID()));
   channel_->AddFilter(new ClipboardMessageFilter());
   channel_->AddFilter(
       new DOMStorageMessageFilter(
           GetID(),
           storage_partition_impl_->GetDOMStorageContext()));
-  channel_->AddFilter(new IndexedDBDispatcherHost(GetID(),
-      static_cast<IndexedDBContextImpl*>(
-          BrowserContext::GetIndexedDBContext(browser_context))));
+  channel_->AddFilter(
+      new IndexedDBDispatcherHost(
+          GetID(),
+          storage_partition_impl_->GetIndexedDBContext()));
   channel_->AddFilter(GeolocationDispatcherHost::New(
       GetID(), browser_context->GetGeolocationPermissionContext()));
   gpu_message_filter_ = new GpuMessageFilter(GetID(), widget_helper_.get());
   channel_->AddFilter(gpu_message_filter_);
 #if defined(ENABLE_WEBRTC)
   channel_->AddFilter(new media_stream::MediaStreamDispatcherHost(GetID()));
 #endif
   channel_->AddFilter(
       GetContentClient()->browser()->AllowPepperPrivateFileAPI() ?
       new PepperUnsafeFileMessageFilter(GetID(), browser_context->GetPath()) :
@@ skipping 981 matching lines @@
       const gfx::Size& size,
       int32 gpu_process_host_id) {
   TRACE_EVENT0("renderer_host",
                "RenderWidgetHostImpl::OnCompositorSurfaceBuffersSwappedNoHost");
   RenderWidgetHostImpl::AcknowledgeBufferPresent(route_id,
                                                  gpu_process_host_id,
                                                  0);
 }
 
 }  // namespace content