Simplify RenderFrameImpl::ResolveOpener()

content/renderer/render_frame_proxy.cc

Index: content/renderer/render_frame_proxy.cc
diff --git a/content/renderer/render_frame_proxy.cc b/content/renderer/render_frame_proxy.cc
index 8f429c68c4b94f2e76c960d3842550098535b48f..4c9c919df14378016c8fd07d7a731434cb69bcc2 100644
--- a/content/renderer/render_frame_proxy.cc
+++ b/content/renderer/render_frame_proxy.cc
@@ -82,7 +82,7 @@ RenderFrameProxy* RenderFrameProxy::CreateProxyToReplaceFrame(
 RenderFrameProxy* RenderFrameProxy::CreateFrameProxy(
     int routing_id,
     int render_view_routing_id,
-    int opener_routing_id,
+    blink::WebFrame* opener,
     int parent_routing_id,
     const FrameReplicationState& replicated_state) {
   RenderFrameProxy* parent = nullptr;
@@ -95,9 +95,6 @@ RenderFrameProxy* RenderFrameProxy::CreateFrameProxy(
       return nullptr;
   }
 
-  blink::WebFrame* opener =
-      RenderFrameImpl::ResolveOpener(opener_routing_id, nullptr);
-
   std::unique_ptr<RenderFrameProxy> proxy(
       new RenderFrameProxy(routing_id, MSG_ROUTING_NONE));
   RenderViewImpl* render_view = nullptr;
@@ -327,8 +324,7 @@ void RenderFrameProxy::OnSetChildFrameSurface(
 }
 
 void RenderFrameProxy::OnUpdateOpener(int opener_routing_id) {
-  blink::WebFrame* opener =
-      RenderFrameImpl::ResolveOpener(opener_routing_id, nullptr);
+  blink::WebFrame* opener = RenderFrameImpl::ResolveOpener(opener_routing_id);
   web_frame_->setOpener(opener);
 }