[Media Gallery] Added code to support mtp device media file system on Windows.

chrome/common/chrome_switches.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/common/chrome_switches.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 
 namespace switches {
@@ skipping 1556 matching lines @@
 // A process type (switches::kProcessType) that relaunches the browser. See
 // chrome/browser/mac/relauncher.h.
 const char kRelauncherProcess[]             = "relauncher";
 
 // Uses mock keychain for testing purposes, which prevents blocking dialogs
 // from causing timeouts.
 const char kUseMockKeychain[]               = "use-mock-keychain";
 #endif
 
 #if defined(OS_WIN)
+// Enables media transfer protocol device media support for
+// mediaGalleries extension API.
+// TODO(kmadhusu): Remove this switch after fixing crbug.com/154835.
+const char kEnableMediaTransferProtocolDeviceOperations[] =
+    "enable-media-transfer-protocol-device-operations";
+
 // For the DelegateExecute verb handler to launch Chrome in metro mode on
 // Windows 8 and higher.  Used when relaunching metro Chrome.
 const char kForceImmersive[]                 = "force-immersive";
 
 // For the DelegateExecute verb handler to launch Chrome in desktop mode on
 // Windows 8 and higher.  Used when relaunching metro Chrome.
 const char kForceDesktop[]                   = "force-desktop";
 
 // Allows for disabling the overlapped I/O for TCP reads.
 // Possible values are "on" or "off".
@@ skipping 30 matching lines @@
 
 // -----------------------------------------------------------------------------
 // DO NOT ADD YOUR CRAP TO THE BOTTOM OF THIS FILE.
 //
 // You were going to just dump your switches here, weren't you? Instead, please
 // put them in alphabetical order above, or in order inside the appropriate
 // ifdef at the bottom. The order should match the header.
 // -----------------------------------------------------------------------------
 
 }  // namespace switches