Move webpreferences.* from webkit/ to content/

android_webview/native/aw_web_preferences_populater_impl.h

Index: android_webview/native/aw_web_preferences_populater_impl.h
diff --git a/android_webview/native/aw_web_preferences_populater_impl.h b/android_webview/native/aw_web_preferences_populater_impl.h
index 2a37045905f38f0ea22a71b6e301b965d0416563..dbe540a13fc4047bfe09c393957fdfbe4807047a 100644
--- a/android_webview/native/aw_web_preferences_populater_impl.h
+++ b/android_webview/native/aw_web_preferences_populater_impl.h
@@ -6,15 +6,8 @@
 #define ANDROID_WEBVIEW_NATIVE_AW_WEB_PREFERENCES_POPULATER_IMPL_H_
 
 #include "android_webview/browser/aw_web_preferences_populater.h"
-
 #include "base/compiler_specific.h"
 
-struct WebPreferences;
-
-namespace content {
-class WebContents;
-}
-
 namespace android_webview {
 
 class AwSettings;
@@ -26,9 +19,9 @@ class AwWebPreferencesPopulaterImpl : public AwWebPreferencesPopulater {
 
   // AwWebPreferencesPopulater
   virtual void PopulateFor(content::WebContents* web_contents,
-                           WebPreferences* web_prefs) OVERRIDE;
+                           content::WebPreferences* web_prefs) OVERRIDE;
 };
 
-}
+}  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_NATIVE_AW_WEB_PREFERENCES_POPULATER_IMPL_H_