Add mojom module suffix in .mojom files in content.

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index b9420924acf3bbc4713a1f9d7b06c1ce9e85e8ee..3676319a2dec9b0995697e4460199a40fcd1402b 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -5887,7 +5887,7 @@ RendererMediaSessionManager* RenderFrameImpl::GetMediaSessionManager() {
 media::MediaPermission* RenderFrameImpl::GetMediaPermission() {
   if (!media_permission_dispatcher_) {
     media_permission_dispatcher_.reset(new MediaPermissionDispatcher(
-        base::Bind(&RenderFrameImpl::GetInterface<PermissionService>,
+        base::Bind(&RenderFrameImpl::GetInterface<mojom::PermissionService>,
                    base::Unretained(this))));
   }
   return media_permission_dispatcher_.get();