Change media galleries to external file system type to add toURL support

components/storage_monitor/media_storage_util_unittest.cc

 // Copyright 2014 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 <string>
 
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 101 matching lines @@
       BrowserThread::FILE, FROM_HERE,
       base::Bind(&MediaStorageUtilTest::CheckNonDCIMDeviceType,
                  base::Unretained(this), mount_point));
   base::RunLoop().RunUntilIdle();
 }
 
 TEST_F(MediaStorageUtilTest, CanCreateFileSystemForImageCapture) {
   EXPECT_TRUE(MediaStorageUtil::CanCreateFileSystem(kImageCaptureDeviceId,
                                                     base::FilePath()));
   EXPECT_FALSE(MediaStorageUtil::CanCreateFileSystem(
+      "dcim:xyz", base::FilePath()));
+  EXPECT_FALSE(MediaStorageUtil::CanCreateFileSystem(
       "dcim:xyz", base::FilePath(FILE_PATH_LITERAL("relative"))));
   EXPECT_FALSE(MediaStorageUtil::CanCreateFileSystem(
       "dcim:xyz", base::FilePath(FILE_PATH_LITERAL("../refparent"))));
 }
 
 TEST_F(MediaStorageUtilTest, DetectDeviceFiltered) {
   MediaStorageUtil::DeviceIdSet devices;
   devices.insert(kImageCaptureDeviceId);
 
   base::WaitableEvent event(true, false);
@@ skipping 13 matching lines @@
   event.Reset();
   BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
                           base::Bind(&MediaStorageUtil::FilterAttachedDevices,
                                      base::Unretained(&devices), signal_event));
   event.Wait();
 
   EXPECT_TRUE(devices.find(kImageCaptureDeviceId) != devices.end());
 }
 
 }  // namespace storage_monitor