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

chrome/browser/chromeos/extensions/file_handler_util.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.
 
 #include "chrome/browser/chromeos/extensions/file_handler_util.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/i18n/case_conversion.h"
 #include "base/json/json_writer.h"
@@ skipping 14 matching lines @@
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/common/extensions/file_browser_handler.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/child_process_security_policy.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/site_instance.h"
+#include "content/public/browser/storage_partition.h"
 #include "content/public/browser/web_contents.h"
 #include "net/base/escape.h"
 #include "webkit/chromeos/fileapi/cros_mount_point_provider.h"
 #include "webkit/fileapi/file_system_context.h"
 #include "webkit/fileapi/file_system_url.h"
 #include "webkit/fileapi/file_system_util.h"
 
 using content::BrowserContext;
 using content::BrowserThread;
 using content::ChildProcessSecurityPolicy;
@@ skipping 700 matching lines @@
     return false;
 
   int handler_pid = ExtractProcessFromExtensionId(handler->id(), profile());
   if (handler_pid <= 0) {
     if (!handler->has_lazy_background_page())
       return false;
   }
 
   done_ = done;
 
-  // Get local file system instance on file thread.
   scoped_refptr<fileapi::FileSystemContext> file_system_context =
-      BrowserContext::GetFileSystemContext(profile());
+      BrowserContext::GetDefaultStoragePartition(profile())->
+      GetFileSystemContext();
+
   BrowserThread::PostTask(
       BrowserThread::FILE, FROM_HERE,
       base::Bind(
           &ExtensionTaskExecutor::RequestFileEntryOnFileThread,
           this,
           file_system_context,
           Extension::GetBaseURLFromExtensionId(handler->id()),
           handler,
           handler_pid,
           file_urls));
@@ skipping 192 matching lines @@
         handler_pid,
         handler_host_permissions_[i].first,
         handler_host_permissions_[i].second);
   }
 
   // We don't need this anymore.
   handler_host_permissions_.clear();
 }
 
 } // namespace file_handler_util