Add a component installer for Portable NaCl. Registration of installer is

chrome/browser/component_updater/component_updater_configurator.cc

 // Copyright (c) 2011 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/component_updater/component_updater_service.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 92 matching lines @@
   virtual size_t UrlSizeLimit() OVERRIDE;
   virtual net::URLRequestContextGetter* RequestContext() OVERRIDE;
   virtual bool InProcess() OVERRIDE;
   virtual void OnEvent(Events event, int val) OVERRIDE;
 
  private:
   net::URLRequestContextGetter* url_request_getter_;
   std::string extra_info_;
   bool fast_update_;
   bool out_of_process_;
+  std::string app_update_url_;
 };
 
 ChromeConfigurator::ChromeConfigurator(const CommandLine* cmdline,
     net::URLRequestContextGetter* url_request_getter)
       : url_request_getter_(url_request_getter),
         extra_info_(kExtraInfo) {
   // Parse comma-delimited debug flags.
   std::vector<std::string> debug_values;
   Tokenize(cmdline->GetSwitchValueASCII(switches::kComponentUpdaterDebug),
       ",", &debug_values);
   fast_update_ = HasDebugValue(debug_values, kDebugFastUpdate);
   out_of_process_ = HasDebugValue(debug_values, kDebugOutOfProcess);
+
+  // Allow switch to override update URL (piggyback on AppsGalleryUpdateURL).

[jvoung - send to chromium..., 2011/11/11 22:57:34]

Is it okay to override the update URL using this commandline switch?

+  if (cmdline->HasSwitch(switches::kAppsGalleryUpdateURL)) {
+    app_update_url_ =
+        cmdline->GetSwitchValueASCII(switches::kAppsGalleryUpdateURL);
+  } else {
+    app_update_url_ = "";
+  }
+
   // Make the extra request params, they are necessary so omaha does
   // not deliver components that are going to be rejected at install time.
   extra_info_ += chrome::VersionInfo().Version();
   if (HasDebugValue(debug_values, kDebugRequestParam))
     extra_info_ += "&testrequest=1";
 }
 
 int ChromeConfigurator::InitialDelay() {
   return  fast_update_ ? 1 : (6 * kDelayOneMinute);
 }
 
 int ChromeConfigurator::NextCheckDelay() {
   return fast_update_ ? 3 : (4 * kDelayOneHour);
 }
 
 int ChromeConfigurator::StepDelay() {
   return fast_update_ ? 1 : 4;
 }
 
 int ChromeConfigurator::MinimumReCheckWait() {
   return fast_update_ ? 30 : (6 * kDelayOneHour);
 }
 
 GURL ChromeConfigurator::UpdateUrl() {
-  return GURL("http://clients2.google.com/service/update2/crx");
+  if (app_update_url_.empty()) {
+    return GURL("http://clients2.google.com/service/update2/crx");
+  } else {
+    return GURL(app_update_url_);
+  }
 }
 
 const char* ChromeConfigurator::ExtraRequestParams() {
   return extra_info_.c_str();
 }
 
 size_t ChromeConfigurator::UrlSizeLimit() {
   return 1024ul;
 }
 
@@ skipping 28 matching lines @@
     default:
       NOTREACHED();
       break;
   }
 }
 
 ComponentUpdateService::Configurator* MakeChromeComponentUpdaterConfigurator(
     const CommandLine* cmdline, net::URLRequestContextGetter* context_getter) {
   return new ChromeConfigurator(cmdline, context_getter);
 }