Make printing work better with OOPIF.

android_webview/renderer/print_render_frame_observer.cc

Index: android_webview/renderer/print_render_frame_observer.cc
diff --git a/android_webview/renderer/print_render_frame_observer.cc b/android_webview/renderer/print_render_frame_observer.cc
index 2542d7640bb5a7a0c8dec3868b8a11c88fc1b013..d8d9c3137efe0f55577674199f9fd22c3f8c60ad 100644
--- a/android_webview/renderer/print_render_frame_observer.cc
+++ b/android_webview/renderer/print_render_frame_observer.cc
@@ -33,7 +33,7 @@ bool PrintRenderFrameObserver::OnMessageReceived(
 
 void PrintRenderFrameObserver::OnPrintNodeUnderContextMenu() {
   printing::PrintWebViewHelper* helper =
-      printing::PrintWebViewHelper::Get(render_frame()->GetRenderView());
+      printing::PrintWebViewHelper::Get(render_frame());
   if (helper)
     helper->PrintNode(render_frame()->GetWebFrame()->contextMenuNode());

[nasko, 2016/11/02 04:50:37]

I hope we send the context menu to the right renderer process on Android. I
don't know for sure if we do.

[Lei Zhang, 2016/11/08 11:13:22]

What's making your spidey sense tingle? I made the same change here as
ChromeRenderFrameObserver::OnPrintNodeUnderContextMenu().

[nasko, 2016/11/08 22:18:35]

Looking back at it, I don't know : (. This is renderer side code, so I'm not
sure why I had this comment. Sorry : (

 }