Allow offsets in blobs larger than 2GB on 32 bit Chromium builds.

chrome/browser/chromeos/extensions/file_system_provider/file_system_provider_apitest.cc

 // Copyright 2013 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/extensions/extension_apitest.h"
 
 namespace extensions {
 
 class FileSystemProviderApiTest : public ExtensionApiTest {
  public:
@@ skipping 38 matching lines @@
                                           kFlagLoadAsComponent))
       << message_;
 }
 
 IN_PROC_BROWSER_TEST_F(FileSystemProviderApiTest, ReadFile) {
   ASSERT_TRUE(RunPlatformAppTestWithFlags("file_system_provider/read_file",
                                           kFlagLoadAsComponent))
       << message_;
 }
 
-IN_PROC_BROWSER_TEST_F(FileSystemProviderApiTest, DISABLED_BigFile) {
+IN_PROC_BROWSER_TEST_F(FileSystemProviderApiTest, BigFile) {
   ASSERT_TRUE(RunPlatformAppTestWithFlags("file_system_provider/big_file",
                                           kFlagLoadAsComponent))
       << message_;
 }
 
 IN_PROC_BROWSER_TEST_F(FileSystemProviderApiTest, Evil) {
   ASSERT_TRUE(RunPlatformAppTestWithFlags("file_system_provider/evil",
                                           kFlagLoadAsComponent))
       << message_;
 }
@@ skipping 72 matching lines @@
 IN_PROC_BROWSER_TEST_F(FileSystemProviderApiTest, Notify) {
   ASSERT_TRUE(RunPlatformAppTestWithFlags("file_system_provider/notify",
                                           kFlagLoadAsComponent))
       << message_;
 }
 
 // TODO(mtomasz): Add a test for Notify() once it's wired to
 // chrome.fileManagerPrivate.
 
 }  // namespace extensions