Reorganizes Chromecast code to better reflect functional dependencies.

chromecast/renderer/cast_content_renderer_client.h

Index: chromecast/renderer/cast_content_renderer_client.h
diff --git a/chromecast/shell/renderer/cast_content_renderer_client.h b/chromecast/renderer/cast_content_renderer_client.h
similarity index 78%
rename from chromecast/shell/renderer/cast_content_renderer_client.h
rename to chromecast/renderer/cast_content_renderer_client.h
index e113fb75c8b2027cc56ee1a6901c0d54f11faec2..1b32841934d837538415345b523661ec67bf76a3 100644
--- a/chromecast/shell/renderer/cast_content_renderer_client.h
+++ b/chromecast/renderer/cast_content_renderer_client.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROMECAST_SHELL_RENDERER_CAST_CONTENT_RENDERER_CLIENT_H_
-#define CHROMECAST_SHELL_RENDERER_CAST_CONTENT_RENDERER_CLIENT_H_
+#ifndef CHROMECAST_RENDERER_CAST_CONTENT_RENDERER_CLIENT_H_
+#define CHROMECAST_RENDERER_CAST_CONTENT_RENDERER_CLIENT_H_
 
 #include "content/public/renderer/content_renderer_client.h"
 
@@ -25,4 +25,4 @@ class CastContentRendererClient : public content::ContentRendererClient {
 }  // namespace shell
 }  // namespace chromecast
 
-#endif  // CHROMECAST_SHELL_RENDERER_CAST_CONTENT_RENDERER_CLIENT_H_
+#endif  // CHROMECAST_RENDERER_CAST_CONTENT_RENDERER_CLIENT_H_