Add option to install an ephemeral app to ChromeOS shelf context menu

chrome/browser/ui/app_list/search/webstore/webstore_installer.cc

Index: chrome/browser/ui/app_list/search/webstore/webstore_installer.cc
diff --git a/chrome/browser/ui/app_list/search/webstore/webstore_installer.cc b/chrome/browser/ui/app_list/search/webstore/webstore_installer.cc
index 0b4fc6ee3ff360833fd2ac6b681b5a173945ac6a..d378eb34b7d6460352421d05f3878040751e216f 100644
--- a/chrome/browser/ui/app_list/search/webstore/webstore_installer.cc
+++ b/chrome/browser/ui/app_list/search/webstore/webstore_installer.cc
@@ -4,35 +4,20 @@
 
 #include "chrome/browser/ui/app_list/search/webstore/webstore_installer.h"
 
-#include "chrome/browser/extensions/extension_install_prompt.h"
-#include "chrome/browser/ui/browser.h"
-#include "chrome/browser/ui/scoped_tabbed_browser_displayer.h"
-
 namespace app_list {
 
 WebstoreInstaller::WebstoreInstaller(const std::string& webstore_item_id,
                                      Profile* profile,
                                      gfx::NativeWindow parent_window,
                                      const Callback& callback)
-    : WebstoreStartupInstaller(webstore_item_id, profile, true, callback),
-      profile_(profile),
-      parent_window_(parent_window) {
+    : WebstoreInstallPrompt(webstore_item_id,
+                            profile,
+                            parent_window,
+                            callback) {
   set_install_source(
       extensions::WebstoreInstaller::INSTALL_SOURCE_APP_LAUNCHER);
 }
 
 WebstoreInstaller::~WebstoreInstaller() {}
 
-scoped_ptr<ExtensionInstallPrompt> WebstoreInstaller::CreateInstallUI() {
-  return make_scoped_ptr(
-      new ExtensionInstallPrompt(profile_, parent_window_, this));
-}
-
-content::WebContents* WebstoreInstaller::OpenURL(
-    const content::OpenURLParams& params) {
-  chrome::ScopedTabbedBrowserDisplayer displayer(
-      profile_, chrome::GetActiveDesktop());
-  return displayer.browser()->OpenURL(params);
-}
-
 }  // namespace app_list