Context menu egtests, plus related utilities.

ios/web/shell/view_controller.mm

 // Copyright 2014 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 "ios/web/shell/view_controller.h"
 
 #import <MobileCoreServices/MobileCoreServices.h>
 
 #include <stdint.h>
 
@@ skipping 295 matching lines @@
       CGRectMake(params.location.x, params.location.y, 1.0, 1.0);
 
   void (^handler)(UIAlertAction*) = ^(UIAlertAction*) {
     NSDictionary* item = @{
       static_cast<NSString*>(kUTTypeURL) : net::NSURLWithGURL(link),
       static_cast<NSString*>(kUTTypeUTF8PlainText) : [base::SysUTF8ToNSString(
           link.spec()) dataUsingEncoding:NSUTF8StringEncoding],
     };
     [[UIPasteboard generalPasteboard] setItems:@[ item ]];
   };
-  [alert addAction:[UIAlertAction actionWithTitle:@"Copy"
+  [alert addAction:[UIAlertAction actionWithTitle:@"Copy Link"
                                             style:UIAlertActionStyleDefault
                                           handler:handler]];
 
   [alert addAction:[UIAlertAction actionWithTitle:@"Cancel"
                                             style:UIAlertActionStyleCancel
                                           handler:nil]];
 
   [self presentViewController:alert animated:YES completion:nil];
 
   return YES;
 }
 
 @end