[content shell] add support for a testRunner.setXSSAuditorEnabled

content/public/renderer/render_view.h

Index: content/public/renderer/render_view.h
diff --git a/content/public/renderer/render_view.h b/content/public/renderer/render_view.h
index aaa719c0975476fe4f00fa487767fb578d727872..26c0188b7a09e66f263d1249e999861061c44c23 100644
--- a/content/public/renderer/render_view.h
+++ b/content/public/renderer/render_view.h
@@ -68,6 +68,11 @@ class CONTENT_EXPORT RenderView : public IPC::Sender {
   // Gets WebKit related preferences associated with this view.
   virtual webkit_glue::WebPreferences& GetWebkitPreferences() = 0;
 
+  // Overrides the WebKit related preferences associated with this view. Note
+  // that the browser process may update the preferences at any time.
+  virtual void SetWebkitPreferences(
+      const webkit_glue::WebPreferences& preferences) = 0;
+
   // Returns the associated WebView. May return NULL when the view is closing.
   virtual WebKit::WebView* GetWebView() = 0;