Add Java wrapper for RenderFrameHost

content/browser/frame_host/render_frame_host_impl.h

Index: content/browser/frame_host/render_frame_host_impl.h
diff --git a/content/browser/frame_host/render_frame_host_impl.h b/content/browser/frame_host/render_frame_host_impl.h
index 74ee70b1b2541002d192b8df3fbf34ed5a768c1a..0141d86ed5eef72a7350072af730b5da55bd9eea 100644
--- a/content/browser/frame_host/render_frame_host_impl.h
+++ b/content/browser/frame_host/render_frame_host_impl.h
@@ -20,6 +20,7 @@
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/strings/string16.h"
+#include "base/supports_user_data.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
 #include "content/browser/accessibility/browser_accessibility_manager.h"
@@ -111,6 +112,7 @@ class CreateNewWindowParams;
 
 class CONTENT_EXPORT RenderFrameHostImpl
     : public RenderFrameHost,
+      public base::SupportsUserData,
       NON_EXPORTED_BASE(public mojom::FrameHost),
       public BrowserAccessibilityDelegate,
       public SiteInstanceImpl::Observer,
@@ -615,6 +617,10 @@ class CONTENT_EXPORT RenderFrameHostImpl
     return has_focused_editable_element_;
   }
 
+#if defined(OS_ANDROID)
+  base::android::ScopedJavaLocalRef<jobject> GetJavaRenderFrameHost();
+#endif
+
  protected:
   friend class RenderFrameHostFactory;