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

chrome/browser/media_galleries/win/mtp_device_operations_util.cc

Index: chrome/browser/media_galleries/win/mtp_device_operations_util.cc
diff --git a/chrome/browser/media_galleries/win/mtp_device_operations_util.cc b/chrome/browser/media_galleries/win/mtp_device_operations_util.cc
index cb59d1a2de71c2bb45341ca50f78755ce5d7d99f..0d9ac6c1f03254b04e17d24df058a142f70bb28f 100644
--- a/chrome/browser/media_galleries/win/mtp_device_operations_util.cc
+++ b/chrome/browser/media_galleries/win/mtp_device_operations_util.cc
@@ -22,8 +22,6 @@
 #include "chrome/common/chrome_constants.h"
 #include "content/public/browser/browser_thread.h"
 
-namespace chrome {
-
 namespace media_transfer_protocol {
 
 namespace {
@@ -410,5 +408,3 @@ string16 GetObjectIdFromName(IPortableDevice* device,
 }
 
 }  // namespace media_transfer_protocol
-
-}  // namespace chrome