Reorganizes Chromecast code to better reflect functional dependencies.

chromecast/browser/cast_http_user_agent_settings.h

Index: chromecast/browser/cast_http_user_agent_settings.h
diff --git a/chromecast/shell/browser/cast_http_user_agent_settings.h b/chromecast/browser/cast_http_user_agent_settings.h
similarity index 80%
rename from chromecast/shell/browser/cast_http_user_agent_settings.h
rename to chromecast/browser/cast_http_user_agent_settings.h
index 7cf4bb263142ffc2f5cb6715d773b5bfbbc4251e..90a432b11b514b5926920a88bc1655a36d4b98c0 100644
--- a/chromecast/shell/browser/cast_http_user_agent_settings.h
+++ b/chromecast/browser/cast_http_user_agent_settings.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_BROWSER_CAST_HTTP_USER_AGENT_SETTINGS_H_
-#define CHROMECAST_SHELL_BROWSER_CAST_HTTP_USER_AGENT_SETTINGS_H_
+#ifndef CHROMECAST_BROWSER_CAST_HTTP_USER_AGENT_SETTINGS_H_
+#define CHROMECAST_BROWSER_CAST_HTTP_USER_AGENT_SETTINGS_H_
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
@@ -30,4 +30,4 @@ class CastHttpUserAgentSettings : public net::HttpUserAgentSettings {
 
 }  // namespace shell
 }  // namespace chromecast
-#endif  // CHROMECAST_SHELL_BROWSER_CAST_HTTP_USER_AGENT_SETTINGS_H_
+#endif  // CHROMECAST_BROWSER_CAST_HTTP_USER_AGENT_SETTINGS_H_