Add BrowserContext::GetQuotaManagerForRenderProcess for the isolated app feature.

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 578 matching lines @@
 
 #if defined(ENABLE_WEBRTC)
   channel_->AddFilter(new P2PSocketDispatcherHost(resource_context));
 #endif
 
   channel_->AddFilter(new TraceMessageFilter());
   channel_->AddFilter(new ResolveProxyMsgHelper(
       browser_context->GetRequestContextForRenderProcess(GetID())));
   channel_->AddFilter(new QuotaDispatcherHost(
       GetID(),
-      BrowserContext::GetQuotaManager(browser_context),
+      BrowserContext::GetQuotaManagerForRenderProcess(browser_context, GetID()),

[awong, 2012/08/10 14:17:20]

If we go with making StoragePartiiton public, then I think the right thing to do
is pass the StoragePartition on the RPH constructor here.

       GetContentClient()->browser()->CreateQuotaPermissionContext()));
   channel_->AddFilter(new GamepadBrowserMessageFilter(this));
   channel_->AddFilter(new ProfilerMessageFilter(PROCESS_TYPE_RENDERER));
   channel_->AddFilter(new content::HistogramMessageFilter());
 }
 
 int RenderProcessHostImpl::GetNextRoutingID() {
   return widget_helper_->GetNextRoutingID();
 }
 
@@ skipping 896 matching lines @@
       int32 route_id,
       int32 gpu_process_host_id) {
   TRACE_EVENT0("renderer_host",
                "RenderWidgetHostImpl::OnCompositorSurfaceBuffersSwappedNoHost");
   RenderWidgetHostImpl::AcknowledgeBufferPresent(route_id,
                                                  gpu_process_host_id,
                                                  0);
 }
 
 }  // namespace content