Make browser_handles_top_level_requests synchronous.

content/public/browser/web_contents_delegate.h

Index: content/public/browser/web_contents_delegate.h
diff --git a/content/public/browser/web_contents_delegate.h b/content/public/browser/web_contents_delegate.h
index 49e833ddd3c5fa976753d793d3f6b46e71de2bac..4b1da5db4b541f7a09de0b5a2ccdc02c1fc2152b 100644
--- a/content/public/browser/web_contents_delegate.h
+++ b/content/public/browser/web_contents_delegate.h
@@ -33,6 +33,7 @@ class BrowserContext;
 class ColorChooser;
 class DownloadItem;
 class JavaScriptDialogCreator;
+struct Referrer;
 class RenderViewHost;
 class WebContents;
 class WebIntentsDispatcher;
@@ -77,6 +78,16 @@ class CONTENT_EXPORT WebContentsDelegate {
   virtual WebContents* OpenURLFromTab(WebContents* source,
                                       const OpenURLParams& params);
 
+  // Returns false if the navigation in question is to proceed and true if it
+  // is to be ignored by the renderer.
+  virtual bool ShouldIgnoreNavigation(
+      WebContents* source,
+      const GURL& url,
+      const content::Referrer& referrer,
+      WindowOpenDisposition disposition,
+      bool is_content_intiated,

[Charlie Reis, 2012/04/05 17:06:53]

nit: initiated

[groby-ooo-7-16, 2012/04/05 22:51:19]

nit: Switch to enum, if possible

[mkosiba (inactive), 2012/04/10 17:58:37]

Done.

[mkosiba (inactive), 2012/04/10 17:58:37]

is_content_initiated is already defined as a bool on NavigationState.

+      content::PageTransition transition_type);
+
   // Called to inform the delegate that the tab content's navigation state
   // changed. The |changed_flags| indicates the parts of the navigation state
   // that have been updated, and is any combination of the