Move Field Trial Utils from chrome/common/variations to components/variations/field_trial_util

chrome/browser/plugins/flash_permission_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/base_switches.h"
 #include "base/command_line.h"
 #include "base/path_service.h"
 #include "chrome/browser/permissions/permissions_browsertest.h"
 #include "chrome/browser/ui/website_settings/mock_permission_prompt_factory.h"
 #include "chrome/common/chrome_paths.h"
-#include "chrome/common/chrome_switches.h"
 #include "chrome/test/base/ui_test_utils.h"
+#include "components/variations/variations_switches.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/browser_test_utils.h"
 #include "content/public/test/ppapi_test_utils.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 #include "url/gurl.h"
 
 class FlashPermissionBrowserTest : public PermissionsBrowserTest {
  public:
   FlashPermissionBrowserTest()
       : PermissionsBrowserTest("/permissions/flash.html") {}
   ~FlashPermissionBrowserTest() override {}
 
   // PermissionsBrowserTest
   void SetUpCommandLine(base::CommandLine* command_line) override {
     PermissionsBrowserTest::SetUpCommandLine(command_line);
 
     ASSERT_TRUE(ppapi::RegisterFlashTestPlugin(command_line));
 
     // Set a high engagement threshhold so it doesn't interfere with testing the
     // permission.
     command_line->AppendSwitchASCII(switches::kEnableFeatures,
                                     "PreferHtmlOverPlugins<Study1");
     command_line->AppendSwitchASCII(switches::kForceFieldTrials,
                                     "Study1/Enabled/");
     command_line->AppendSwitchASCII(
-        switches::kForceFieldTrialParams,
+        variations::switches::kForceFieldTrialParams,
         "Study1.Enabled:engagement_threshold_for_flash/100");
   }
 
   void TriggerPrompt() override {
     if (prompt_factory()->response_type() ==
         PermissionRequestManager::ACCEPT_ALL) {
       // If the prompt will be allowed, we need to wait for the page to refresh.
       content::TestNavigationManager observer(
           GetWebContents(), GetWebContents()->GetLastCommittedURL());
       EXPECT_TRUE(RunScriptReturnBool("triggerPrompt();"));
@@ skipping 81 matching lines @@
       browser(), GURL("file://" + test_path.AsUTF8Unsafe() + test_url()));
   CommonFailsIfBlocked();
   EXPECT_EQ(1, prompt_factory()->total_request_count());
 
   // Navigate to a second URL to verify it's blocked on all file: URLs.
   ui_test_utils::NavigateToURL(
       browser(),
       GURL("file://" + test_path.AsUTF8Unsafe() + "/permissions/flash2.html"));
   EXPECT_FALSE(FeatureUsageSucceeds());
 }