Moving app_view to extensions.

chrome/browser/guest_view/app_view/app_view_guest.cc

Index: chrome/browser/guest_view/app_view/app_view_guest.cc
diff --git a/chrome/browser/guest_view/app_view/app_view_guest.cc b/chrome/browser/guest_view/app_view/app_view_guest.cc
deleted file mode 100644
index 6aadc186b428dc81ceb8acacb0ea2fc5daa6a24d..0000000000000000000000000000000000000000
--- a/chrome/browser/guest_view/app_view/app_view_guest.cc
+++ /dev/null
@@ -1,259 +0,0 @@
-// 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 "chrome/browser/guest_view/app_view/app_view_guest.h"
-
-#include "base/command_line.h"
-#include "chrome/browser/extensions/chrome_extension_web_contents_observer.h"
-#include "chrome/browser/extensions/extension_service.h"
-#include "chrome/browser/guest_view/app_view/app_view_constants.h"
-#include "chrome/browser/renderer_context_menu/render_view_context_menu.h"
-#include "chrome/common/chrome_switches.h"
-#include "components/renderer_context_menu/context_menu_delegate.h"
-#include "content/public/browser/render_view_host.h"
-#include "content/public/common/renderer_preferences.h"
-#include "extensions/browser/api/app_runtime/app_runtime_api.h"
-#include "extensions/browser/event_router.h"
-#include "extensions/browser/extension_host.h"
-#include "extensions/browser/extension_system.h"
-#include "extensions/browser/guest_view/guest_view_manager.h"
-#include "extensions/browser/lazy_background_task_queue.h"
-#include "extensions/browser/view_type_utils.h"
-#include "extensions/common/api/app_runtime.h"
-#include "extensions/common/extension_messages.h"
-#include "ipc/ipc_message_macros.h"
-
-namespace app_runtime = extensions::core_api::app_runtime;
-
-using content::RenderFrameHost;
-using content::WebContents;
-using extensions::ExtensionHost;
-
-namespace extensions {
-
-namespace {
-
-struct ResponseInfo {
-  scoped_refptr<const Extension> guest_extension;
-  base::WeakPtr<AppViewGuest> app_view_guest;
-  GuestViewBase::WebContentsCreatedCallback callback;
-
-  ResponseInfo(const Extension* guest_extension,
-               const base::WeakPtr<AppViewGuest>& app_view_guest,
-               const GuestViewBase::WebContentsCreatedCallback& callback)
-      : guest_extension(guest_extension),
-        app_view_guest(app_view_guest),
-        callback(callback) {}
-
-  ~ResponseInfo() {}
-};
-
-typedef std::map<int, linked_ptr<ResponseInfo> > PendingResponseMap;
-static base::LazyInstance<PendingResponseMap> pending_response_map =
-    LAZY_INSTANCE_INITIALIZER;
-
-}  // namespace
-
-// static.
-const char AppViewGuest::Type[] = "appview";
-
-// static.
-bool AppViewGuest::CompletePendingRequest(
-    content::BrowserContext* browser_context,
-    const GURL& url,
-    int guest_instance_id,
-    const std::string& guest_extension_id) {
-  PendingResponseMap* response_map = pending_response_map.Pointer();
-  PendingResponseMap::iterator it = response_map->find(guest_instance_id);
-  if (it == response_map->end()) {
-    // TODO(fsamuel): An app is sending invalid responses. We should probably
-    // kill it.
-    return false;
-  }
-
-  linked_ptr<ResponseInfo> response_info = it->second;
-  if (!response_info->app_view_guest ||
-      (response_info->guest_extension->id() != guest_extension_id)) {
-    // TODO(fsamuel): An app is trying to respond to an <appview> that didn't
-    // initiate communication with it. We should kill the app here.
-    return false;
-  }
-
-  response_info->app_view_guest->
-      CompleteCreateWebContents(url,
-                                response_info->guest_extension,
-                                response_info->callback);
-
-  response_map->erase(guest_instance_id);
-  return true;
-}
-
-// static
-GuestViewBase* AppViewGuest::Create(content::BrowserContext* browser_context,
-                                    int guest_instance_id) {
-  if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kEnableAppView)) {
-    return NULL;
-  }
-  return new AppViewGuest(browser_context, guest_instance_id);
-}
-
-AppViewGuest::AppViewGuest(content::BrowserContext* browser_context,
-                           int guest_instance_id)
-    : GuestView<AppViewGuest>(browser_context, guest_instance_id),
-      weak_ptr_factory_(this) {
-}
-
-AppViewGuest::~AppViewGuest() {
-}
-
-WindowController* AppViewGuest::GetExtensionWindowController() const {
-  return NULL;
-}
-
-content::WebContents* AppViewGuest::GetAssociatedWebContents() const {
-  return guest_web_contents();
-}
-
-bool AppViewGuest::OnMessageReceived(const IPC::Message& message) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(AppViewGuest, message)
-    IPC_MESSAGE_HANDLER(ExtensionHostMsg_Request, OnRequest)
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-  return handled;
-}
-
-bool AppViewGuest::HandleContextMenu(const content::ContextMenuParams& params) {
-  ContextMenuDelegate* menu_delegate =
-      ContextMenuDelegate::FromWebContents(guest_web_contents());
-  DCHECK(menu_delegate);
-
-  scoped_ptr<RenderViewContextMenu> menu =
-      menu_delegate->BuildMenu(guest_web_contents(), params);
-  menu_delegate->ShowMenu(menu.Pass());
-  return true;
-}
-
-const char* AppViewGuest::GetAPINamespace() {
-  return appview::kEmbedderAPINamespace;
-}
-
-void AppViewGuest::CreateWebContents(
-    const std::string& embedder_extension_id,
-    int embedder_render_process_id,
-    const base::DictionaryValue& create_params,
-    const WebContentsCreatedCallback& callback) {
-  std::string app_id;
-  if (!create_params.GetString(appview::kAppID, &app_id)) {
-    callback.Run(NULL);
-    return;
-  }
-
-  const base::DictionaryValue* data = NULL;
-  if (!create_params.GetDictionary(appview::kData, &data)) {
-    callback.Run(NULL);
-    return;
-  }
-
-  ExtensionService* service =
-      ExtensionSystem::Get(browser_context())->extension_service();
-  const Extension* guest_extension = service->GetExtensionById(app_id, false);
-  const Extension* embedder_extension =
-      service->GetExtensionById(embedder_extension_id, false);
-
-  if (!guest_extension || !guest_extension->is_platform_app() ||
-      !embedder_extension | !embedder_extension->is_platform_app()) {
-    callback.Run(NULL);
-    return;
-  }
-
-  pending_response_map.Get().insert(
-      std::make_pair(GetGuestInstanceID(),
-                     make_linked_ptr(new ResponseInfo(
-                                        guest_extension,
-                                        weak_ptr_factory_.GetWeakPtr(),
-                                        callback))));
-
-  LazyBackgroundTaskQueue* queue =
-      ExtensionSystem::Get(browser_context())->lazy_background_task_queue();
-  if (queue->ShouldEnqueueTask(browser_context(), guest_extension)) {
-    queue->AddPendingTask(browser_context(),
-                          guest_extension->id(),
-                          base::Bind(
-                              &AppViewGuest::LaunchAppAndFireEvent,
-                              weak_ptr_factory_.GetWeakPtr(),
-                              base::Passed(make_scoped_ptr(data->DeepCopy())),
-                              callback));
-    return;
-  }
-
-  ProcessManager* process_manager =
-      ExtensionSystem::Get(browser_context())->process_manager();
-  ExtensionHost* host =
-      process_manager->GetBackgroundHostForExtension(guest_extension->id());
-  DCHECK(host);
-  LaunchAppAndFireEvent(make_scoped_ptr(data->DeepCopy()), callback, host);
-}
-
-void AppViewGuest::DidAttachToEmbedder() {
-  // This is called after the guest process has been attached to a host
-  // element. This means that the host element knows how to route input
-  // events to the guest, and the guest knows how to get frames to the
-  // embedder.
-  guest_web_contents()->GetController().LoadURL(
-      url_, content::Referrer(), content::PAGE_TRANSITION_LINK, std::string());
-}
-
-void AppViewGuest::DidInitialize() {
-  extension_function_dispatcher_.reset(
-      new ExtensionFunctionDispatcher(browser_context(), this));
-}
-
-void AppViewGuest::OnRequest(const ExtensionHostMsg_Request_Params& params) {
-  extension_function_dispatcher_->Dispatch(
-      params, guest_web_contents()->GetRenderViewHost());
-}
-
-void AppViewGuest::CompleteCreateWebContents(
-    const GURL& url,
-    const Extension* guest_extension,
-    const WebContentsCreatedCallback& callback) {
-  if (!url.is_valid()) {
-    callback.Run(NULL);
-    return;
-  }
-  url_ = url;
-  guest_extension_id_ = guest_extension->id();
-
-  WebContents::CreateParams params(
-      browser_context(),
-      content::SiteInstance::CreateForURL(browser_context(),
-                                          guest_extension->url()));
-  params.guest_delegate = this;
-  callback.Run(WebContents::Create(params));
-}
-
-void AppViewGuest::LaunchAppAndFireEvent(
-    scoped_ptr<base::DictionaryValue> data,
-    const WebContentsCreatedCallback& callback,
-    ExtensionHost* extension_host) {
-  ExtensionSystem* system = ExtensionSystem::Get(browser_context());
-  bool has_event_listener = system->event_router()->ExtensionHasEventListener(
-      extension_host->extension()->id(),
-      app_runtime::OnEmbedRequested::kEventName);
-  if (!has_event_listener) {
-    callback.Run(NULL);
-    return;
-  }
-
-  scoped_ptr<base::DictionaryValue> embed_request(new base::DictionaryValue());
-  embed_request->SetInteger(appview::kGuestInstanceID, GetGuestInstanceID());
-  embed_request->SetString(appview::kEmbedderID, embedder_extension_id());
-  embed_request->Set(appview::kData, data.release());
-  AppRuntimeEventRouter::DispatchOnEmbedRequestedEvent(
-      browser_context(), embed_request.Pass(), extension_host->extension());
-}
-
-}  // namespace extensions