LibWeb: Move OutOfProcessWebView into the Web namespace

Author: https://github.com/alimpfard
Commit: 682b2fdb75
Pull-request: https://github.com/SerenityOS/serenity/pull/3279
Reviewed-by: https://github.com/awesomekling
Reviewed-by: https://github.com/linusg

Libraries/LibWeb/WebContentClient.h

@@ -31,6 +31,8 @@
 #include <WebContent/WebContentClientEndpoint.h>
 #include <WebContent/WebContentServerEndpoint.h>
 
+namespace Web {
+
 class OutOfProcessWebView;
 
 class WebContentClient
@@ -61,3 +63,5 @@ private:
 
     OutOfProcessWebView& m_view;
 };
+
+}