Disabled pinch zooming in non-browser Aura windows.

chrome/browser/ui/autofill/autofill_dialog_sign_in_delegate.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_SIGN_IN_DELEGATE_H_
 #define CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_SIGN_IN_DELEGATE_H_
 
 #include "base/basictypes.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "content/public/browser/web_contents_observer.h"
@@ skipping 23 matching lines @@
                                      const gfx::Size& preferred_size) OVERRIDE;
   virtual content::WebContents* OpenURLFromTab(
       content::WebContents* source,
       const content::OpenURLParams& params) OVERRIDE;
   virtual void AddNewContents(content::WebContents* source,
                               content::WebContents* new_contents,
                               WindowOpenDisposition disposition,
                               const gfx::Rect& initial_pos,
                               bool user_gesture,
                               bool* was_blocked) OVERRIDE;
+  virtual bool PreHandleGestureEvent(
+      content::WebContents* source,
+      const blink::WebGestureEvent& event) OVERRIDE;
 
   // WebContentsObserver implementation.
   virtual void RenderViewCreated(
       content::RenderViewHost* render_view_host) OVERRIDE;
 
   // Updates the size limits and enables auto-resize for this view.
   void UpdateLimitsAndEnableAutoResize(const gfx::Size& minimum_size,
                                        const gfx::Size& maximum_size);
 
  private:
@@ skipping 12 matching lines @@
   // The minimum and maximum sizes that the sign-in view may have.
   gfx::Size minimum_size_;
   gfx::Size maximum_size_;
 
   DISALLOW_COPY_AND_ASSIGN(AutofillDialogSignInDelegate);
 };
 
 }  // namespace autofill
 
 #endif  // CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_SIGN_IN_DELEGATE_H_