Shortcut cross-process frame transfers to avoid pending NavigationEntries.

content/public/browser/web_contents_delegate.cc

Index: content/public/browser/web_contents_delegate.cc
diff --git a/content/public/browser/web_contents_delegate.cc b/content/public/browser/web_contents_delegate.cc
index 70a1f0627de995b8812c87e3080b506c14f6bd3a..306f6eab38b0c22bbb75c2c4d9d3ec7f3a6f7100 100644
--- a/content/public/browser/web_contents_delegate.cc
+++ b/content/public/browser/web_contents_delegate.cc
@@ -51,6 +51,10 @@ WebContents* WebContentsDelegate::OpenURLFromTab(WebContents* source,
   return source;
 }
 
+bool WebContentsDelegate::ShouldTransferNavigation() {
+  return true;
+}
+
 bool WebContentsDelegate::IsPopupOrPanel(const WebContents* source) const {
   return false;
 }