MacViews: Use native certificate viewer in MacViews browser.

chrome/browser/ui/tab_dialogs.h

Index: chrome/browser/ui/tab_dialogs.h
diff --git a/chrome/browser/ui/tab_dialogs.h b/chrome/browser/ui/tab_dialogs.h
index f48f6da0b3081d1715b1d5b14d43e02f32eeddd3..165501325a51a7b7cf024e1c04090867aa7ef3f6 100644
--- a/chrome/browser/ui/tab_dialogs.h
+++ b/chrome/browser/ui/tab_dialogs.h
@@ -11,6 +11,7 @@
 #include "base/strings/string16.h"
 #include "base/supports_user_data.h"
 #include "chrome/browser/ui/validation_message_bubble.h"
+#include "ui/gfx/native_widget_types.h"
 
 class Browser;
 class Profile;
@@ -40,6 +41,9 @@ class TabDialogs : public base::SupportsUserData::Data {
   // If no instance was attached, returns NULL.
   static TabDialogs* FromWebContents(content::WebContents* contents);
 
+  // Returns the parent view to use when showing a tab modal dialog.
+  virtual gfx::NativeView GetDialogParentView() const = 0;
+
   // Shows the collected cookies dialog box.
   virtual void ShowCollectedCookies() = 0;