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

chrome/browser/storage_monitor/storage_monitor_linux.h

Index: chrome/browser/storage_monitor/storage_monitor_linux.h
diff --git a/chrome/browser/storage_monitor/storage_monitor_linux.h b/chrome/browser/storage_monitor/storage_monitor_linux.h
index 1723a2cab228cc11713035694953988f405d8cbc..18f2cbb3a6ade9317303454f68a750c90e7c0d22 100644
--- a/chrome/browser/storage_monitor/storage_monitor_linux.h
+++ b/chrome/browser/storage_monitor/storage_monitor_linux.h
@@ -28,8 +28,6 @@
 #include "chrome/browser/storage_monitor/storage_monitor.h"
 #include "content/public/browser/browser_thread.h"
 
-namespace chrome {
-
 class MediaTransferProtocolDeviceObserverLinux;
 
 class StorageMonitorLinux : public StorageMonitor,
@@ -141,6 +139,4 @@ class StorageMonitorLinux : public StorageMonitor,
   DISALLOW_COPY_AND_ASSIGN(StorageMonitorLinux);
 };
 
-}  // namespace chrome
-
 #endif  // CHROME_BROWSER_STORAGE_MONITOR_STORAGE_MONITOR_LINUX_H_