Mandoline UI Process: Update namespaces and file names

components/web_view/public/cpp/web_view.h

Index: components/web_view/public/cpp/web_view.h
diff --git a/components/web_view/public/cpp/web_view.h b/components/web_view/public/cpp/web_view.h
index d3abc5a2e8ee2498be86867935fcd5bb22d58246..b10c0d35019cb0256c7278c531a80440d9ca28a2 100644
--- a/components/web_view/public/cpp/web_view.h
+++ b/components/web_view/public/cpp/web_view.h
@@ -12,6 +12,9 @@
 
 namespace mojo {
 class ApplicationImpl;
+}
+
+namespace mus {
 class View;
 }
 
@@ -22,7 +25,7 @@ class WebView {
   explicit WebView(mojom::WebViewClient* client);
   ~WebView();
 
-  void Init(mojo::ApplicationImpl* app, mojo::View* view);
+  void Init(mojo::ApplicationImpl* app, mus::View* view);
 
   mojom::WebView* web_view() { return web_view_.get(); }