Web Intents Mac: Add view animation

chrome/browser/ui/cocoa/intents/web_intent_inline_service_view_controller.mm

 // Copyright (c) 2012 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.
 
 #import "chrome/browser/ui/cocoa/intents/web_intent_inline_service_view_controller.h"
 
 #include "chrome/browser/ui/browser_finder.h"
 #import "chrome/browser/ui/cocoa/constrained_window/constrained_window_control_utils.h"
 #import "chrome/browser/ui/cocoa/flipped_view.h"
 #import "chrome/browser/ui/cocoa/hyperlink_button_cell.h"
@@ skipping 158 matching lines @@
     webFrame.origin.y = NSMaxY(separatorFrame) +
                         WebIntentPicker::kHeaderSeparatorPaddingBottom;
     webFrame.origin.x = NSMinX(innerFrame);
     webFrame.size.width = NSWidth(innerFrame);
     webFrame.size.height = NSMaxY(innerFrame) - NSMinY(webFrame);
     [webContentView_ setFrame:webFrame];
     [webContents_->GetNativeView() setFrame:[webContentView_ bounds]];
   }
 }
 
+- (void)viewRemovedFromSuperview {
+  [self setServiceURL:GURL::EmptyGURL()];
+}
+
 @end