Add BrowserContext::GetQuotaManagerForRenderProcess for the isolated app feature.

chrome/browser/browsing_data/browsing_data_quota_helper_impl.cc

Index: chrome/browser/browsing_data/browsing_data_quota_helper_impl.cc
===================================================================
--- chrome/browser/browsing_data/browsing_data_quota_helper_impl.cc	(revision 152606)
+++ chrome/browser/browsing_data/browsing_data_quota_helper_impl.cc	(working copy)
@@ -12,16 +12,19 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/browser/browsing_data/browsing_data_helper.h"
+#include "content/public/browser/browser_context.h"
+#include "content/public/browser/storage_partition.h"
 #include "webkit/quota/quota_manager.h"
 
 using content::BrowserThread;
+using content::BrowserContext;
 
 // static
 BrowsingDataQuotaHelper* BrowsingDataQuotaHelper::Create(Profile* profile) {
   return new BrowsingDataQuotaHelperImpl(
       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO),
-      content::BrowserContext::GetQuotaManager(profile));
+      BrowserContext::GetDefaultStoragePartition(profile)->GetQuotaManager());
 }
 
 void BrowsingDataQuotaHelperImpl::StartFetching(