Add chrome-side code for autoreload experiment.

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 <set>
 #include <utility>
 #include <vector>
 
@@ skipping 1530 matching lines @@
         command_line->AppendSwitch(switches::kInstantProcess);
 
 #if !defined(OS_CHROMEOS)
       SigninManager* signin_manager =
           SigninManagerFactory::GetForProfile(profile);
       if (signin_manager && signin_manager->IsSigninProcess(process->GetID()))
         command_line->AppendSwitch(switches::kSigninProcess);
 #endif
     }
 
+    {
+      // Enable auto-reload if this session is in the field trial or the user
+      // explicitly enabled it.
+      std::string group =
+          base::FieldTrialList::FindFullName("AutoReloadExperiment");
+      if (group == "Enabled" ||
+          browser_command_line.HasSwitch(switches::kEnableOfflineAutoReload)) {
+        command_line->AppendSwitch(switches::kEnableOfflineAutoReload);
+      }
+    }
+
     // Please keep this in alphabetical order.
     static const char* const kSwitchNames[] = {
       autofill::switches::kDisableIgnoreAutocompleteOff,
       autofill::switches::kDisableInteractiveAutocomplete,
       autofill::switches::kDisablePasswordGeneration,
       autofill::switches::kEnableInteractiveAutocomplete,
       autofill::switches::kEnablePasswordGeneration,
       autofill::switches::kLocalHeuristicsOnlyForPasswordGeneration,
       extensions::switches::kAllowHTTPBackgroundPage,
       extensions::switches::kAllowLegacyExtensionManifests,
       extensions::switches::kEnableExperimentalExtensionApis,
       extensions::switches::kExtensionsOnChromeURLs,
       // TODO(victorhsieh): remove the following flag once we move PPAPI FileIO
       // to browser.
       switches::kAllowNaClFileHandleAPI,
       switches::kAppsCheckoutURL,
       switches::kAppsGalleryURL,
       switches::kCloudPrintServiceURL,
       switches::kDisableBundledPpapiFlash,
       switches::kDisableExtensionsResourceWhitelist,
       switches::kDisablePnacl,
       switches::kDisableScriptedPrintThrottling,
       switches::kEnableAdview,
       switches::kEnableAppWindowControls,
       switches::kEnableBenchmarking,
       switches::kEnableNaCl,
       switches::kEnableNaClDebug,
       switches::kEnableNaClNonSfiMode,
       switches::kEnableNetBenchmarking,
-      switches::kEnableOfflineAutoReload,
       switches::kEnableStreamlinedHostedApps,
       switches::kEnableWatchdog,
       switches::kMemoryProfiling,
       switches::kMessageLoopHistogrammer,
       switches::kNoJsRandomness,
       switches::kOutOfProcessPdf,
       switches::kPlaybackMode,
       switches::kPpapiFlashArgs,
       switches::kPpapiFlashPath,
       switches::kPpapiFlashVersion,
@@ skipping 1144 matching lines @@
       switches::kDisableWebRtcEncryption,
     };
     to_command_line->CopySwitchesFrom(from_command_line,
                                       kWebRtcDevSwitchNames,
                                       arraysize(kWebRtcDevSwitchNames));
   }
 }
 #endif  // defined(ENABLE_WEBRTC)
 
 }  // namespace chrome