Move file chooser from RenderView(Host) to RenderFrame(Host).

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index 7af8d31cf93ccf999f70553b2d0ef16c1ce6ee0a..3cb56ac4bf16403f01f3d5a1d88a316343b64e91 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -730,13 +730,6 @@ bool WebContentsImpl::HasValidFrameSource() {
   return true;
 }
 
-void WebContentsImpl::RunFileChooser(
-    RenderViewHost* render_view_host,
-    const FileChooserParams& params) {
-  if (delegate_)
-    delegate_->RunFileChooser(GetMainFrame(), params);
-}
-
 NavigationControllerImpl& WebContentsImpl::GetController() {
   return controller_;
 }
@@ -4109,6 +4102,12 @@ void WebContentsImpl::RunBeforeUnloadConfirm(
                  false));
 }
 
+void WebContentsImpl::RunFileChooser(RenderFrameHost* render_frame_host,
+                                     const FileChooserParams& params) {
+  if (delegate_)
+    delegate_->RunFileChooser(render_frame_host, params);
+}
+
 WebContents* WebContentsImpl::GetAsWebContents() {
   return this;
 }