Fix and re-enable IndexedDBBrowserTestWithLowQuota.QuotaTest

content/browser/in_process_webkit/indexed_db_browsertest.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 "base/bind.h"
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/scoped_temp_dir.h"
@@ skipping 315 matching lines @@
     qm->SetTemporaryGlobalOverrideQuota(bytes, quota::QuotaCallback());
     // Don't return until the quota has been set.
     scoped_refptr<base::ThreadTestHelper> helper(
         new base::ThreadTestHelper(
             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::DB)));
     ASSERT_TRUE(helper->Run());
   }
 
 };
 
-// No longer testable with file: URL: http://crbug.com/104748
-IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestWithLowQuota, DISABLED_QuotaTest) {
+IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestWithLowQuota, QuotaTest) {
   SimpleTest(testUrl(FilePath(FILE_PATH_LITERAL("quota_test.html"))));
 }
 
 class IndexedDBBrowserTestWithGCExposed : public IndexedDBBrowserTest {
  public:
   virtual void SetUpCommandLine(CommandLine* command_line) {
     command_line->AppendSwitchASCII(switches::kJavaScriptFlags, "--expose-gc");
   }
 };
 
 IN_PROC_BROWSER_TEST_F(IndexedDBBrowserTestWithGCExposed,
                        DatabaseCallbacksTest) {
   SimpleTest(
       testUrl(FilePath(FILE_PATH_LITERAL("database_callbacks_first.html"))));
 }