Fix style of custom matcher in settings_egtest.mm.

ios/chrome/browser/ui/settings/settings_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 <UIKit/UIKit.h>
 #import <XCTest/XCTest.h>
 #include <map>
 
 #include "base/bind.h"
@@ skipping 140 matching lines @@
 }
 // Matcher for the Privacy Block Popups button on the privacy UI.
 id<GREYMatcher> BlockPopupsButton() {
   return ButtonWithAccessibilityLabelId(IDS_IOS_BLOCK_POPUPS);
 }
 // Matcher for the Privacy Translate Settings button on the privacy UI.
 id<GREYMatcher> TranslateSettingsButton() {
   return ButtonWithAccessibilityLabelId(IDS_IOS_TRANSLATE_SETTING);
 }
 // Matcher for the save button in the save password bar.
-id<GREYMatcher> savePasswordButton() {
+id<GREYMatcher> SavePasswordButton() {
   return ButtonWithAccessibilityLabelId(IDS_IOS_PASSWORD_MANAGER_SAVE_BUTTON);
 }
 
 // Run as a task to check if a certificate has been added to the ChannelIDStore.
 // Signals the given |semaphore| if the cert was added, or reposts itself
 // otherwise.
 void CheckCertificate(scoped_refptr<net::URLRequestContextGetter> getter,
                       dispatch_semaphore_t semaphore) {
   net::ChannelIDService* channel_id_service =
       getter->GetURLRequestContext()->channel_id_service();
@@ skipping 266 matching lines @@
       "<input type=\"submit\" value=\"Login\" id=\"Login\"/>"
       "</form>";
   const GURL destinationURL =
       web::test::HttpServer::MakeUrl("http://testClearPasswords/dest");
   responses[destinationURL] = "Logged in!";
   web::test::SetUpSimpleHttpServer(responses);
 
   // Login to page and click to save password and check that its saved.
   [ChromeEarlGrey loadURL:URL];
   chrome_test_util::TapWebViewElementWithId("Login");
-  [[EarlGrey selectElementWithMatcher:savePasswordButton()]
+  [[EarlGrey selectElementWithMatcher:SavePasswordButton()]
       performAction:grey_tap()];
 }
 
 // Opens the passwords page from the NTP. It requires no menus to be open.
 - (void)openPasswordSettings {
   // Open settings and verify data in the view controller.
   [ChromeEarlGreyUI openToolsMenu];
   [[EarlGrey
       selectElementWithMatcher:grey_accessibilityID(kToolsMenuSettingsId)]
       performAction:grey_tap()];
@@ skipping 571 matching lines @@
       performAction:grey_tap()];
   [[EarlGrey selectElementWithMatcher:PrivacyButton()]
       performAction:grey_tap()];
   [[EarlGrey selectElementWithMatcher:SendUsageDataButton()]
       performAction:grey_tap()];
   chrome_test_util::VerifyAccessibilityForCurrentScreen();
   [self closeSubSettingsMenu];
 }
 
 @end