Hold cros_component_installers in browser_process.

chrome/browser/component_updater/cros_component_installer.cc

Index: chrome/browser/component_updater/cros_component_installer.cc
diff --git a/chrome/browser/component_updater/cros_component_installer.cc b/chrome/browser/component_updater/cros_component_installer.cc
index b68cd03f14e51a67945e8b6a09eaa450bfb6cfc5..bf57bde7f76ee13107737e28175015c8b2ff5933 100644
--- a/chrome/browser/component_updater/cros_component_installer.cc
+++ b/chrome/browser/component_updater/cros_component_installer.cc
@@ -128,6 +128,7 @@ std::vector<std::string> CrOSComponentInstallerTraits::GetMimeTypes() const {
 }
 
 void CrOSComponent::RegisterCrOSComponentInternal(
+    const std::string& name,
     ComponentUpdateService* cus,
     const ComponentConfig& config,
     const base::Closure& installcallback) {
@@ -136,7 +137,7 @@ void CrOSComponent::RegisterCrOSComponentInternal(
   // |cus| will take ownership of |installer| during
   // installer->Register(cus).
   DefaultComponentInstaller* installer =
-      new DefaultComponentInstaller(std::move(traits));
+      g_browser_process->cros_component_installer(name, std::move(traits));
   installer->Register(cus, installcallback);
 }
 
@@ -174,7 +175,7 @@ bool CrOSComponent::InstallCrOSComponent(
   ComponentConfig config(it->first, it->second.find("env_version")->second,
                          it->second.find("sha2hashstr")->second);
   RegisterCrOSComponentInternal(
-      cus, config,
+      name, cus, config,
       base::Bind(InstallChromeOSComponent, cus,
                  crx_file::id_util::GenerateIdFromHex(
                      it->second.find("sha2hashstr")->second)