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

chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc

Index: chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc
diff --git a/chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc b/chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc
index 79217185fb1785c41d8b72c1ac7a892922033267..64f81cdefa7a6059002a8a6ba38df29914332d18 100644
--- a/chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc
+++ b/chrome/browser/ui/views/extensions/media_galleries_dialog_views.cc
@@ -66,8 +66,6 @@ void ScrollableView::Layout() {
 
 }  // namespace
 
-namespace chrome {
-
 typedef MediaGalleriesDialogController::GalleryPermissionsVector
     GalleryPermissionsVector;
 
@@ -368,5 +366,3 @@ MediaGalleriesDialog* MediaGalleriesDialog::Create(
     MediaGalleriesDialogController* controller) {
   return new MediaGalleriesDialogViews(controller);
 }
-
-}  // namespace chrome