Move core web_view code to extensions.

chrome/browser/guest_view/web_view/web_view_permission_helper.cc

Index: chrome/browser/guest_view/web_view/web_view_permission_helper.cc
diff --git a/chrome/browser/guest_view/web_view/web_view_permission_helper.cc b/chrome/browser/guest_view/web_view/web_view_permission_helper.cc
deleted file mode 100644
index d3fc3a95e25ee14bf9516f5dc9b8104eaa6fed91..0000000000000000000000000000000000000000
--- a/chrome/browser/guest_view/web_view/web_view_permission_helper.cc
+++ /dev/null
@@ -1,348 +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/web_view/web_view_permission_helper.h"
-
-#include "chrome/browser/guest_view/web_view/chrome_web_view_permission_helper_delegate.h"
-#include "chrome/browser/guest_view/web_view/web_view_constants.h"
-#include "chrome/browser/guest_view/web_view/web_view_guest.h"
-#include "chrome/browser/guest_view/web_view/web_view_permission_types.h"
-#include "content/public/browser/render_process_host.h"
-#include "content/public/browser/render_view_host.h"
-#include "content/public/browser/user_metrics.h"
-#include "extensions/browser/guest_view/web_view/web_view_permission_helper_delegate.h"
-
-using content::BrowserPluginGuestDelegate;
-using content::RenderViewHost;
-
-namespace extensions {
-
-namespace {
-static std::string PermissionTypeToString(WebViewPermissionType type) {
-  switch (type) {
-    case WEB_VIEW_PERMISSION_TYPE_DOWNLOAD:
-      return webview::kPermissionTypeDownload;
-    case WEB_VIEW_PERMISSION_TYPE_FILESYSTEM:
-      return webview::kPermissionTypeFileSystem;
-    case WEB_VIEW_PERMISSION_TYPE_GEOLOCATION:
-      return webview::kPermissionTypeGeolocation;
-    case WEB_VIEW_PERMISSION_TYPE_JAVASCRIPT_DIALOG:
-      return webview::kPermissionTypeDialog;
-    case WEB_VIEW_PERMISSION_TYPE_LOAD_PLUGIN:
-      return webview::kPermissionTypeLoadPlugin;
-    case WEB_VIEW_PERMISSION_TYPE_MEDIA:
-      return webview::kPermissionTypeMedia;
-    case WEB_VIEW_PERMISSION_TYPE_NEW_WINDOW:
-      return webview::kPermissionTypeNewWindow;
-    case WEB_VIEW_PERMISSION_TYPE_POINTER_LOCK:
-      return webview::kPermissionTypePointerLock;
-    default:
-      NOTREACHED();
-      return std::string();
-  }
-}
-
-// static
-void RecordUserInitiatedUMA(
-    const WebViewPermissionHelper::PermissionResponseInfo& info,
-    bool allow) {
-  if (allow) {
-    // Note that |allow| == true means the embedder explicitly allowed the
-    // request. For some requests they might still fail. An example of such
-    // scenario would be: an embedder allows geolocation request but doesn't
-    // have geolocation access on its own.
-    switch (info.permission_type) {
-      case WEB_VIEW_PERMISSION_TYPE_DOWNLOAD:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionAllow.Download"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_FILESYSTEM:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionAllow.FileSystem"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_GEOLOCATION:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionAllow.Geolocation"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_JAVASCRIPT_DIALOG:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionAllow.JSDialog"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_LOAD_PLUGIN:
-        content::RecordAction(
-            UserMetricsAction("WebView.Guest.PermissionAllow.PluginLoad"));
-      case WEB_VIEW_PERMISSION_TYPE_MEDIA:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionAllow.Media"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_NEW_WINDOW:
-        content::RecordAction(
-            UserMetricsAction("BrowserPlugin.PermissionAllow.NewWindow"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_POINTER_LOCK:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionAllow.PointerLock"));
-        break;
-      default:
-        break;
-    }
-  } else {
-    switch (info.permission_type) {
-      case WEB_VIEW_PERMISSION_TYPE_DOWNLOAD:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionDeny.Download"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_FILESYSTEM:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionDeny.FileSystem"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_GEOLOCATION:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionDeny.Geolocation"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_JAVASCRIPT_DIALOG:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionDeny.JSDialog"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_LOAD_PLUGIN:
-        content::RecordAction(
-            UserMetricsAction("WebView.Guest.PermissionDeny.PluginLoad"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_MEDIA:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionDeny.Media"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_NEW_WINDOW:
-        content::RecordAction(
-            UserMetricsAction("BrowserPlugin.PermissionDeny.NewWindow"));
-        break;
-      case WEB_VIEW_PERMISSION_TYPE_POINTER_LOCK:
-        content::RecordAction(
-            UserMetricsAction("WebView.PermissionDeny.PointerLock"));
-        break;
-      default:
-        break;
-    }
-  }
-}
-
-} // namespace
-
-WebViewPermissionHelper::WebViewPermissionHelper(WebViewGuest* web_view_guest)
-  : content::WebContentsObserver(web_view_guest->guest_web_contents()),
-    next_permission_request_id_(guestview::kInstanceIDNone),
-    web_view_guest_(web_view_guest),
-    weak_factory_(this) {
-      // TODO(hanxi) : Create the delegate through ExtensionsAPIClient after
-      // moving WebViewPermissionHelper to extensions.
-      web_view_permission_helper_delegate_.reset(
-          new ChromeWebViewPermissionHelperDelegate(this));
-}
-
-WebViewPermissionHelper::~WebViewPermissionHelper() {
-}
-
-// static
-WebViewPermissionHelper* WebViewPermissionHelper::FromFrameID(
-    int render_process_id,
-    int render_frame_id) {
-  WebViewGuest* web_view_guest = WebViewGuest::FromFrameID(
-      render_process_id, render_frame_id);
-  if (!web_view_guest) {
-    return NULL;
-  }
-  return web_view_guest->web_view_permission_helper_.get();
-}
-
-// static
-WebViewPermissionHelper* WebViewPermissionHelper::FromWebContents(
-      content::WebContents* web_contents) {
-  WebViewGuest* web_view_guest = WebViewGuest::FromWebContents(web_contents);
-  if (!web_view_guest)
-      return NULL;
-  return web_view_guest->web_view_permission_helper_.get();
-}
-
-#if defined(ENABLE_PLUGINS)
-bool WebViewPermissionHelper::OnMessageReceived(
-    const IPC::Message& message,
-    content::RenderFrameHost* render_frame_host) {
-  return web_view_permission_helper_delegate_->OnMessageReceived(
-      message, render_frame_host);
-}
-
-bool WebViewPermissionHelper::OnMessageReceived(const IPC::Message& message) {
-  return web_view_permission_helper_delegate_->OnMessageReceived(message);
-}
-#endif  // defined(ENABLE_PLUGINS)
-
-void WebViewPermissionHelper::RequestMediaAccessPermission(
-    content::WebContents* source,
-    const content::MediaStreamRequest& request,
-    const content::MediaResponseCallback& callback) {
-  web_view_permission_helper_delegate_-> RequestMediaAccessPermission(
-      source, request, callback);
-}
-
-void WebViewPermissionHelper::CanDownload(
-    content::RenderViewHost* render_view_host,
-    const GURL& url,
-    const std::string& request_method,
-    const base::Callback<void(bool)>& callback) {
-  web_view_permission_helper_delegate_->CanDownload(
-      render_view_host, url, request_method, callback);
-}
-
-void WebViewPermissionHelper::RequestPointerLockPermission(
-    bool user_gesture,
-    bool last_unlocked_by_target,
-    const base::Callback<void(bool)>& callback) {
-  web_view_permission_helper_delegate_->RequestPointerLockPermission(
-      user_gesture, last_unlocked_by_target, callback);
-}
-
-void WebViewPermissionHelper::RequestGeolocationPermission(
-    int bridge_id,
-    const GURL& requesting_frame,
-    bool user_gesture,
-    const base::Callback<void(bool)>& callback) {
-  web_view_permission_helper_delegate_->RequestGeolocationPermission(
-      bridge_id, requesting_frame, user_gesture, callback);
-}
-
-void WebViewPermissionHelper::CancelGeolocationPermissionRequest(
-    int bridge_id) {
-  web_view_permission_helper_delegate_->CancelGeolocationPermissionRequest(
-      bridge_id);
-}
-
-void WebViewPermissionHelper::RequestFileSystemPermission(
-    const GURL& url,
-    bool allowed_by_default,
-    const base::Callback<void(bool)>& callback) {
-  web_view_permission_helper_delegate_->RequestFileSystemPermission(
-      url, allowed_by_default, callback);
-}
-
-void WebViewPermissionHelper::FileSystemAccessedAsync(int render_process_id,
-                                                      int render_frame_id,
-                                                      int request_id,
-                                                      const GURL& url,
-                                                      bool blocked_by_policy) {
-  web_view_permission_helper_delegate_->FileSystemAccessedAsync(
-      render_process_id, render_frame_id, request_id, url, blocked_by_policy);
-}
-
-void WebViewPermissionHelper::FileSystemAccessedSync(int render_process_id,
-                                                     int render_frame_id,
-                                                     const GURL& url,
-                                                     bool blocked_by_policy,
-                                                     IPC::Message* reply_msg) {
-  web_view_permission_helper_delegate_->FileSystemAccessedSync(
-      render_process_id, render_frame_id, url, blocked_by_policy, reply_msg);
-}
-
-int WebViewPermissionHelper::RequestPermission(
-    WebViewPermissionType permission_type,
-    const base::DictionaryValue& request_info,
-    const PermissionResponseCallback& callback,
-    bool allowed_by_default) {
-  // If there are too many pending permission requests then reject this request.
-  if (pending_permission_requests_.size() >=
-      webview::kMaxOutstandingPermissionRequests) {
-    // Let the stack unwind before we deny the permission request so that
-    // objects held by the permission request are not destroyed immediately
-    // after creation. This is to allow those same objects to be accessed again
-    // in the same scope without fear of use after freeing.
-    base::MessageLoop::current()->PostTask(
-        FROM_HERE,
-        base::Bind(&PermissionResponseCallback::Run,
-                   base::Owned(new PermissionResponseCallback(callback)),
-                   allowed_by_default,
-                   std::string()));
-    return webview::kInvalidPermissionRequestID;
-  }
-
-  int request_id = next_permission_request_id_++;
-  pending_permission_requests_[request_id] =
-      PermissionResponseInfo(callback, permission_type, allowed_by_default);
-  scoped_ptr<base::DictionaryValue> args(request_info.DeepCopy());
-  args->SetInteger(webview::kRequestId, request_id);
-  switch (permission_type) {
-    case WEB_VIEW_PERMISSION_TYPE_NEW_WINDOW: {
-      web_view_guest_->DispatchEventToEmbedder(
-          new GuestViewBase::Event(webview::kEventNewWindow, args.Pass()));
-      break;
-    }
-    case WEB_VIEW_PERMISSION_TYPE_JAVASCRIPT_DIALOG: {
-      web_view_guest_->DispatchEventToEmbedder(
-          new GuestViewBase::Event(webview::kEventDialog, args.Pass()));
-      break;
-    }
-    default: {
-      args->SetString(webview::kPermission,
-                      PermissionTypeToString(permission_type));
-      web_view_guest_->DispatchEventToEmbedder(new GuestViewBase::Event(
-          webview::kEventPermissionRequest,
-          args.Pass()));
-      break;
-    }
-  }
-  return request_id;
-}
-
-WebViewPermissionHelper::SetPermissionResult
-WebViewPermissionHelper::SetPermission(
-    int request_id,
-    PermissionResponseAction action,
-    const std::string& user_input) {
-  RequestMap::iterator request_itr =
-      pending_permission_requests_.find(request_id);
-
-  if (request_itr == pending_permission_requests_.end())
-    return SET_PERMISSION_INVALID;
-
-  const PermissionResponseInfo& info = request_itr->second;
-  bool allow = (action == ALLOW) ||
-      ((action == DEFAULT) && info.allowed_by_default);
-
-  info.callback.Run(allow, user_input);
-
-  // Only record user initiated (i.e. non-default) actions.
-  if (action != DEFAULT)
-    RecordUserInitiatedUMA(info, allow);
-
-  pending_permission_requests_.erase(request_itr);
-
-  return allow ? SET_PERMISSION_ALLOWED : SET_PERMISSION_DENIED;
-}
-
-void WebViewPermissionHelper::CancelPendingPermissionRequest(int request_id) {
-  RequestMap::iterator request_itr =
-      pending_permission_requests_.find(request_id);
-
-  if (request_itr == pending_permission_requests_.end())
-    return;
-
-  pending_permission_requests_.erase(request_itr);
-}
-
-WebViewPermissionHelper::PermissionResponseInfo::PermissionResponseInfo()
-    : permission_type(WEB_VIEW_PERMISSION_TYPE_UNKNOWN),
-      allowed_by_default(false) {
-}
-
-WebViewPermissionHelper::PermissionResponseInfo::PermissionResponseInfo(
-    const PermissionResponseCallback& callback,
-    WebViewPermissionType permission_type,
-    bool allowed_by_default)
-    : callback(callback),
-      permission_type(permission_type),
-      allowed_by_default(allowed_by_default) {
-}
-
-WebViewPermissionHelper::PermissionResponseInfo::~PermissionResponseInfo() {
-}
-
-}  // namespace extensions