Remove some legacy versions of StartsWith and EndsWith.

chrome/installer/gcapi/gcapi.cc

 // 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.
 
 // NOTE: This code is a legacy utility API for partners to check whether
 //       Chrome can be installed and launched. Recent updates are being made
 //       to add new functionality. These updates use code from Chromium, the old
 //       coded against the win32 api directly. If you have an itch to shave a
 //       yak, feel free to re-write the old code too.
 
@@ skipping 343 matching lines @@
   bool success;
   std::set<HWND> shunted_hwnds;
 };
 
 BOOL CALLBACK ChromeWindowEnumProc(HWND hwnd, LPARAM lparam) {
   wchar_t window_class[MAX_PATH] = {};
   SetWindowPosParams* params = reinterpret_cast<SetWindowPosParams*>(lparam);
 
   if (!params->shunted_hwnds.count(hwnd) &&
       ::GetClassName(hwnd, window_class, arraysize(window_class)) &&
-      base::StartsWith(window_class, kChromeWindowClassPrefix, false) &&
+      base::StartsWith(window_class, kChromeWindowClassPrefix,
+                       base::CompareCase::INSENSITIVE_ASCII) &&
       ::SetWindowPos(hwnd, params->window_insert_after, params->x, params->y,
                      params->width, params->height, params->flags)) {
     params->shunted_hwnds.insert(hwnd);
     params->success = true;
   }
 
   // Return TRUE to ensure we hit all possible top-level Chrome windows as per
   // http://msdn.microsoft.com/en-us/library/windows/desktop/ms633498.aspx
   return TRUE;
 }
@@ skipping 409 matching lines @@
       key.WriteValue(kRelaunchAllowedAfterValue,
                      FormatDateOffsetByMonths(6)) != ERROR_SUCCESS ||
       !SetRelaunchExperimentLabels(relaunch_brandcode, shell_mode)) {
     if (error_code)
       *error_code = RELAUNCH_ERROR_RELAUNCH_FAILED;
     return FALSE;
   }
 
   return TRUE;
 }