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

chrome/browser/media_galleries/win/mtp_device_object_enumerator.h

Index: chrome/browser/media_galleries/win/mtp_device_object_enumerator.h
diff --git a/chrome/browser/media_galleries/win/mtp_device_object_enumerator.h b/chrome/browser/media_galleries/win/mtp_device_object_enumerator.h
index 32877159f423a7f7ced63883d17c86f12a82bb76..32a50b52ebaf6487279f2049f2c75bfc926cda82 100644
--- a/chrome/browser/media_galleries/win/mtp_device_object_enumerator.h
+++ b/chrome/browser/media_galleries/win/mtp_device_object_enumerator.h
@@ -14,8 +14,6 @@
 #include "chrome/browser/media_galleries/win/mtp_device_object_entry.h"
 #include "webkit/browser/fileapi/file_system_file_util.h"
 
-namespace chrome {
-
 // MTPDeviceObjectEnumerator is used to enumerate the media transfer protocol
 // (MTP) device objects from a given object entry list.
 // MTPDeviceObjectEnumerator supports MTP device file operations.
@@ -60,6 +58,4 @@ class MTPDeviceObjectEnumerator
   DISALLOW_COPY_AND_ASSIGN(MTPDeviceObjectEnumerator);
 };
 
-}  // namespace chrome
-
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_WIN_MTP_DEVICE_OBJECT_ENUMERATOR_H_