Add BrowserContext::GetQuotaManagerForRenderProcess for the isolated app feature.

content/browser/fileapi/file_system_browsertest.cc

Index: content/browser/fileapi/file_system_browsertest.cc
===================================================================
--- content/browser/fileapi/file_system_browsertest.cc	(revision 150659)
+++ content/browser/fileapi/file_system_browsertest.cc	(working copy)
@@ -55,7 +55,7 @@
         kInitialQuotaKilobytes * 1024 * QuotaManager::kPerHostTemporaryPortion;
     SetTempQuota(
         kTemporaryStorageQuotaMaxSize,
-        BrowserContext::GetQuotaManager(
+        BrowserContext::GetDefaultQuotaManager(

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

Can we switch this to using the the active site instance for the
web_contents()->GetSiteInstance() and insert a comment explaining that we know
the site instance doesn't change in this test?

             shell()->web_contents()->GetBrowserContext()));
   }