Make FileSystemContext respect StoragePartitions. filesystem:// urls will be properly isolated

content/browser/browser_context.cc

Index: content/browser/browser_context.cc
diff --git a/content/browser/browser_context.cc b/content/browser/browser_context.cc
index 8e4c9b750ae384cd77709020283f417c1613e366..e1b9de6fcda2e68cab7899b44d0e7b47e692877f 100644
--- a/content/browser/browser_context.cc
+++ b/content/browser/browser_context.cc
@@ -110,13 +110,6 @@ IndexedDBContext* BrowserContext::GetIndexedDBContext(
   return GetDefaultStoragePartition(browser_context)->GetIndexedDBContext();
 }
 
-fileapi::FileSystemContext* BrowserContext::GetFileSystemContext(
-    BrowserContext* browser_context) {
-  // TODO(ajwong): Change this API to require a SiteInstance instead of
-  // using GetDefaultStoragePartition().
-  return GetDefaultStoragePartition(browser_context)->GetFileSystemContext();
-}
-
 StoragePartition* BrowserContext::GetStoragePartition(
     BrowserContext* browser_context,
     SiteInstance* site_instance) {