Remove all the ephemeral apps code.

extensions/browser/api/runtime/runtime_api.cc

 // Copyright 2014 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 "extensions/browser/api/runtime/runtime_api.h"
 
 #include <utility>
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
@@ skipping 181 matching lines @@
                  browser_context_,
                  extension->id(),
                  Version(),
                  true));
 }
 
 void RuntimeAPI::OnExtensionWillBeInstalled(
     content::BrowserContext* browser_context,
     const Extension* extension,
     bool is_update,
-    bool from_ephemeral,
     const std::string& old_name) {
-  // Ephemeral apps are not considered to be installed and do not receive
-  // the onInstalled() event.
-  if (util::IsEphemeralApp(extension->id(), browser_context_))
-    return;
-
   Version old_version = delegate_->GetPreviousExtensionVersion(extension);
 
   // Dispatch the onInstalled event.
   base::MessageLoop::current()->PostTask(
       FROM_HERE,
       base::Bind(&RuntimeEventRouter::DispatchOnInstalledEvent,
                  browser_context_,
                  extension->id(),
                  old_version,
                  false));
 }
 
 void RuntimeAPI::OnExtensionUninstalled(
     content::BrowserContext* browser_context,
     const Extension* extension,
     UninstallReason reason) {
-  // Ephemeral apps are not considered to be installed, so the uninstall URL
-  // is not invoked when they are removed.
-  if (util::IsEphemeralApp(extension->id(), browser_context_))
-    return;
-
   RuntimeEventRouter::OnExtensionUninstalled(
       browser_context_, extension->id(), reason);
 }
 
 void RuntimeAPI::Shutdown() {
   delegate_->RemoveUpdateObserver(this);
 }
 
 void RuntimeAPI::OnAppUpdateAvailable(const Extension* extension) {
   RuntimeEventRouter::DispatchOnUpdateAvailableEvent(
@@ skipping 286 matching lines @@
   content::ChildProcessSecurityPolicy* policy =
       content::ChildProcessSecurityPolicy::GetInstance();
   policy->GrantReadFileSystem(renderer_id, filesystem_id);
   base::DictionaryValue* dict = new base::DictionaryValue();
   dict->SetString("fileSystemId", filesystem_id);
   dict->SetString("baseName", relative_path);
   return RespondNow(OneArgument(dict));
 }
 
 }  // namespace extensions