Move the logic to retrieve the WebPluginContainer to LocalFrame and Node.

third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp

Index: third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp b/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
index 8a687b75995b91133e4d27afa39a57afd308e8fd..5377f4e920119086dd0dc84ad367f7be59df4571 100644
--- a/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
+++ b/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
@@ -1199,10 +1199,11 @@ LocalFrame* WebFrameWidgetImpl::FocusedLocalFrameInWidget() const {
 
 WebPlugin* WebFrameWidgetImpl::FocusedPluginIfInputMethodSupported(
     LocalFrame* frame) const {
-  WebPluginContainerBase* container =
-      WebLocalFrameImpl::CurrentPluginContainer(frame);
-  if (container && container->SupportsInputMethod())
-    return container->Plugin();
+  if (frame) {

[dcheng, 2017/05/19 09:07:02]

Do you know if this check is actually needed? I would be surprised to be calling
with a null |frame|.

(Actually maybe we can delete this? I don't see any references to this in
codesearch)

[slangley, 2017/05/21 23:53:32]

Deleted.

+    WebPluginContainerBase* container = frame->GetWebPluginContainerBase();
+    if (container && container->SupportsInputMethod())
+      return container->Plugin();
+  }
   return nullptr;
 }