[Payments] Desktop: enable the Payment Request integration by default

chrome/browser/chrome_content_browser_client.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.
 
 #include "chrome/browser/chrome_content_browser_client.h"
 
 #include <map>
 #include <set>
 #include <utility>
 #include <vector>
@@ skipping 1593 matching lines @@
       switches::kEnableOfflineAutoReloadVisibleOnly)) {
     return true;
   }
   if (browser_command_line.HasSwitch(
       switches::kDisableOfflineAutoReloadVisibleOnly)) {
     return false;
   }
   return true;
 }
 
-#if !defined(OS_ANDROID)
-bool AreExperimentalWebPlatformFeaturesEnabled() {
-  const base::CommandLine& browser_command_line =
-      *base::CommandLine::ForCurrentProcess();
-  return browser_command_line.HasSwitch(
-      switches::kEnableExperimentalWebPlatformFeatures);
-}
-#endif
-
 void MaybeAppendBlinkSettingsSwitchForFieldTrial(
     const base::CommandLine& browser_command_line,
     base::CommandLine* command_line) {
   // List of field trials that modify the blink-settings command line flag. No
   // two field trials in the list should specify the same keys, otherwise one
   // field trial may overwrite another. See Source/core/frame/Settings.in in
   // Blink for the list of valid keys.
   static const char* const kBlinkSettingsFieldTrials[] = {
       // Keys: backgroundHtmlParserOutstandingTokenLimit
       //       backgroundHtmlParserPendingTokenLimit
@@ skipping 1585 matching lines @@
       base::Bind(&ForwardInstalledAppProviderRequest,
                  render_frame_host->GetJavaInterfaces()->GetWeakPtr()));
   content::WebContents* web_contents =
       content::WebContents::FromRenderFrameHost(render_frame_host);
   if (web_contents) {
     registry->AddInterface(
         base::Bind(&ForwardShareServiceRequest,
                    web_contents->GetJavaInterfaces()->GetWeakPtr()));
   }
 #else
-  if (AreExperimentalWebPlatformFeaturesEnabled() &&
-      base::FeatureList::IsEnabled(features::kWebPayments)) {
+  if (base::FeatureList::IsEnabled(features::kWebPayments)) {
     content::WebContents* web_contents =
         content::WebContents::FromRenderFrameHost(render_frame_host);
     if (web_contents) {
       registry->AddInterface(base::Bind(
           payments::CreatePaymentRequestForWebContents, web_contents));
     }
   }
 #endif
 
 #if defined(OS_LINUX) || defined(OS_WIN)
@@ skipping 384 matching lines @@
     RedirectNonUINonIOBrowserThreadsToTaskScheduler() {
   return variations::GetVariationParamValue(
              "BrowserScheduler", "RedirectNonUINonIOBrowserThreads") == "true";
 }
 
 // static
 void ChromeContentBrowserClient::SetDefaultQuotaSettingsForTesting(
     const storage::QuotaSettings* settings) {
   g_default_quota_settings = settings;
 }