Rename matcher OpenLinkInNewTabMenuItem as OpenLinkInNewTabButton.

ios/chrome/browser/metrics/tab_usage_recorder_egtest.mm

 // Copyright 2016 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 <EarlGrey/EarlGrey.h>
 #import <XCTest/XCTest.h>
 
 #include "base/mac/bind_objc_block.h"
 #include "base/memory/ptr_util.h"
 #include "base/strings/stringprintf.h"
@@ skipping 26 matching lines @@
 #import "ios/web/public/test/http_server_util.h"
 #include "ios/web/public/test/response_providers/delayed_response_provider.h"
 #include "ios/web/public/test/response_providers/html_response_provider.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/l10n/l10n_util_mac.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
+using chrome_test_util::OpenLinkInNewTabButton;
+
 namespace {
 
 const char kTestUrl1[] =
     "http://ios/testing/data/http_server_files/memory_usage.html";
 const char kURL1FirstWord[] = "Page";
 const char kTestUrl2[] =
     "http://ios/testing/data/http_server_files/fullscreen.html";
 const char kURL2FirstWord[] = "Rugby";
 const char kClearPageScript[] = "document.body.innerHTML='';";
 
@@ skipping 789 matching lines @@
   ResetTabUsageRecorder();
 
   // Open a tab with a link to click.
   NewMainTabWithURL(initialURL, "link");
 
   int numberOfTabs = chrome_test_util::GetMainTabCount();
   [[EarlGrey
       selectElementWithMatcher:chrome_test_util::WebViewContainingText("link")]
       performAction:grey_longPress()];
 
-  [[EarlGrey
-      selectElementWithMatcher:chrome_test_util::OpenLinkInNewTabMenuItem()]
+  [[EarlGrey selectElementWithMatcher:OpenLinkInNewTabButton()]
       performAction:grey_tap()];
   chrome_test_util::AssertMainTabCount(numberOfTabs + 1);
 
   SelectTabUsingUI(base::SysUTF8ToNSString(destinationURL.GetContent()));
 
   [[GREYUIThreadExecutor sharedInstance] drainUntilIdle];
   [[EarlGrey
       selectElementWithMatcher:chrome_test_util::WebViewContainingText("Whee")]
       assertWithMatcher:grey_notNil()];
 
@@ skipping 69 matching lines @@
     [[GREYUIThreadExecutor sharedInstance] drainUntilIdle];
   }
   // The deleted tabs are purged during foregrounding and backgrounding.
   chrome_test_util::SimulateTabsBackgrounding();
   // Make sure |evicted_tabs_| purged the deleted tabs.
   int evicted = chrome_test_util::GetEvictedMainTabCount();
   GREYAssertEqual(evicted, 0, @"Check number of evicted tabs");
 }
 
 @end