Cleanup: Remove chrome namespace for storage monitor and media galleries.

chrome/browser/media_galleries/win/mtp_device_operations_util.h

Index: chrome/browser/media_galleries/win/mtp_device_operations_util.h
diff --git a/chrome/browser/media_galleries/win/mtp_device_operations_util.h b/chrome/browser/media_galleries/win/mtp_device_operations_util.h
index ca556dfd780a9d792d7582d1ee02b8b681d6bf34..d11de86232e3b6a9edf8837871b236c6adca469f 100644
--- a/chrome/browser/media_galleries/win/mtp_device_operations_util.h
+++ b/chrome/browser/media_galleries/win/mtp_device_operations_util.h
@@ -20,8 +20,6 @@
 #include "base/win/scoped_comptr.h"
 #include "chrome/browser/media_galleries/win/mtp_device_object_entry.h"
 
-namespace chrome {
-
 namespace media_transfer_protocol {
 
 // Opens the device for communication. |pnp_device_id| specifies the plug and
@@ -81,6 +79,4 @@ string16 GetObjectIdFromName(IPortableDevice* device,
 
 }  // namespace media_transfer_protocol
 
-}  // namespace chrome
-
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_WIN_MTP_DEVICE_OPERATIONS_UTIL_H_