Add flags entries to test chrome OS component updates in release mode.

chrome/common/chrome_content_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/common/chrome_content_client.h"
 
 #include <stdint.h>
 
 #include <map>
 #include <memory>
 #include <tuple>
 
 #include "base/command_line.h"
 #include "base/debug/crash_logging.h"
 #include "base/files/file_util.h"
 #include "base/json/json_reader.h"
 #include "base/memory/ptr_util.h"
 #include "base/native_library.h"
 #include "base/path_service.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
 #include "chrome/common/child_process_logging.h"
 #include "chrome/common/chrome_constants.h"
+#include "chrome/common/chrome_features.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/crash_keys.h"
 #include "chrome/common/pepper_flash.h"
 #include "chrome/common/secure_origin_whitelist.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/grit/common_resources.h"
 #include "components/dom_distiller/core/url_constants.h"
 #include "components/version_info/version_info.h"
 #include "content/public/common/cdm_info.h"
@@ skipping 226 matching lines @@
   plugin.mime_types.push_back(swf_mime_type);
   content::WebPluginMimeType spl_mime_type(content::kFlashPluginSplMimeType,
                                            content::kFlashPluginSplExtension,
                                            content::kFlashPluginSplDescription);
   plugin.mime_types.push_back(spl_mime_type);
 
   return plugin;
 }
 
 bool GetCommandLinePepperFlash(content::PepperPluginInfo* plugin) {
+#if defined(OS_CHROMEOS)
+  // On Chrome OS, we cannot test component flash updates reliably unless we
+  // guarantee that the component updated flash plugin will be used.
+  if (base::FeatureList::IsEnabled(features::kComponentFlashOnly))
+    return false;
+#endif  // defined(OS_CHROMEOS)
+
   const base::CommandLine::StringType flash_path =
       base::CommandLine::ForCurrentProcess()->GetSwitchValueNative(
           switches::kPpapiFlashPath);
   if (flash_path.empty())
     return false;
 
   // Also get the version from the command-line. Should be something like 11.2
   // or 11.2.123.45.
   std::string flash_version =
       base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
@@ skipping 401 matching lines @@
   if (!origin_trial_policy_)
     origin_trial_policy_ = base::MakeUnique<ChromeOriginTrialPolicy>();
   return origin_trial_policy_.get();
 }
 
 #if defined(OS_ANDROID)
 media::MediaClientAndroid* ChromeContentClient::GetMediaClientAndroid() {
   return new ChromeMediaClientAndroid();
 }
 #endif  // OS_ANDROID