Add Java wrapper for RenderFrameHost

content/browser/frame_host/render_frame_host_delegate.h

Index: content/browser/frame_host/render_frame_host_delegate.h
diff --git a/content/browser/frame_host/render_frame_host_delegate.h b/content/browser/frame_host/render_frame_host_delegate.h
index c863b0044a49b2f872438a596d6c03bf89a3af47..b71b3c299db85321ad75917bd004f5bbc0d0e815 100644
--- a/content/browser/frame_host/render_frame_host_delegate.h
+++ b/content/browser/frame_host/render_frame_host_delegate.h
@@ -26,6 +26,10 @@
 #include "ui/gfx/native_widget_types.h"
 #endif
 
+#if defined(OS_ANDROID)
+#include "base/android/scoped_java_ref.h"
+#endif
+
 class GURL;
 
 namespace IPC {
@@ -290,6 +294,11 @@ class CONTENT_EXPORT RenderFrameHostDelegate {
                                                  const url::Origin& origin,
                                                  const GURL& resource_url);
 
+#if defined(OS_ANDROID)
+  virtual base::android::ScopedJavaLocalRef<jobject>
+  GetJavaRenderFrameHostDelegate() = 0;

[boliu, 2017/03/03 23:55:29]

you can just default implement this to return nullptr

[rwlbuis, 2017/03/06 20:58:58]

Done.

+#endif
+
  protected:
   virtual ~RenderFrameHostDelegate() {}
 };