chrome: Use stl utilities from the base namespace

chrome/browser/site_per_process_interactive_browsertest.cc

 // 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.
 
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/exclusive_access/fullscreen_controller_test.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
@@ skipping 350 matching lines @@
     const std::set<std::string>& expected_fullscreen_event_ids,
     content::DOMMessageQueue& queue) {
   std::set<std::string> remaining_events(expected_fullscreen_event_ids);
   bool resize_validated = false;
   std::string response;
   while (queue.WaitForMessage(&response)) {
     base::TrimString(response, "\"", &response);
     std::vector<std::string> response_params = base::SplitString(
         response, " ", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
     if (response_params[0] == "fullscreenchange") {
-      EXPECT_TRUE(ContainsKey(remaining_events, response_params[1]));
+      EXPECT_TRUE(base::ContainsKey(remaining_events, response_params[1]));
       remaining_events.erase(response_params[1]);
     } else if (response_params[0] == "resize") {
       resize_validated = true;
     }
     if (remaining_events.empty() && resize_validated)
       break;
   }
 }
 
 }  // namespace
@@ skipping 381 matching lines @@
                                           "document.pointerLockElement)",
                                           &mouse_locked));
   EXPECT_TRUE(mouse_locked);
   EXPECT_TRUE(main_frame->GetView()->IsMouseLocked());
 
   EXPECT_TRUE(ExecuteScript(main_frame,
                             "document.querySelector('iframe').parentNode."
                             "removeChild(document.querySelector('iframe'))"));
   EXPECT_FALSE(main_frame->GetView()->IsMouseLocked());
 }