Move ThreeDAPIObserver from chrome/browser to chrome/browser/gpu.

chrome/browser/three_d_api_observer.cc

-// Copyright (c) 2012 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/three_d_api_observer.h"
-
-#include "base/metrics/histogram.h"
-#include "chrome/browser/infobars/confirm_infobar_delegate.h"
-#include "chrome/browser/infobars/infobar_service.h"
-#include "chrome/browser/tab_contents/tab_util.h"
-#include "components/infobars/core/infobar.h"
-#include "content/public/browser/gpu_data_manager.h"
-#include "grit/generated_resources.h"
-#include "grit/theme_resources.h"
-#include "ui/base/l10n/l10n_util.h"
-
-
-// ThreeDAPIInfoBarDelegate ---------------------------------------------------
-
-class ThreeDAPIInfoBarDelegate : public ConfirmInfoBarDelegate {
- public:
-  // Creates a 3D API infobar and delegate and adds the infobar to
-  // |infobar_service|.
-  static void Create(InfoBarService* infobar_service,
-                     const GURL& url,
-                     content::ThreeDAPIType requester);
-
- private:
-  enum DismissalHistogram {
-    IGNORED,
-    RELOADED,
-    CLOSED_WITHOUT_ACTION,
-    DISMISSAL_MAX
-  };
-
-  ThreeDAPIInfoBarDelegate(const GURL& url, content::ThreeDAPIType requester);
-  virtual ~ThreeDAPIInfoBarDelegate();
-
-  // ConfirmInfoBarDelegate:
-  virtual bool EqualsDelegate(
-      infobars::InfoBarDelegate* delegate) const OVERRIDE;
-  virtual int GetIconID() const OVERRIDE;
-  virtual base::string16 GetMessageText() const OVERRIDE;
-  virtual base::string16 GetButtonLabel(InfoBarButton button) const OVERRIDE;
-  virtual bool Accept() OVERRIDE;
-  virtual bool Cancel() OVERRIDE;
-  virtual base::string16 GetLinkText() const OVERRIDE;
-  virtual bool LinkClicked(WindowOpenDisposition disposition) OVERRIDE;
-
-  GURL url_;
-  content::ThreeDAPIType requester_;
-  // Basically indicates whether the infobar was displayed at all, or
-  // was a temporary instance thrown away by the InfobarService.
-  mutable bool message_text_queried_;
-  bool action_taken_;
-
-  DISALLOW_COPY_AND_ASSIGN(ThreeDAPIInfoBarDelegate);
-};
-
-// static
-void ThreeDAPIInfoBarDelegate::Create(InfoBarService* infobar_service,
-                                      const GURL& url,
-                                      content::ThreeDAPIType requester) {
-  if (!infobar_service)
-    return;  // NULL for apps.
-  infobar_service->AddInfoBar(ConfirmInfoBarDelegate::CreateInfoBar(
-      scoped_ptr<ConfirmInfoBarDelegate>(
-          new ThreeDAPIInfoBarDelegate(url, requester))));
-}
-
-ThreeDAPIInfoBarDelegate::ThreeDAPIInfoBarDelegate(
-    const GURL& url,
-    content::ThreeDAPIType requester)
-    : ConfirmInfoBarDelegate(),
-      url_(url),
-      requester_(requester),
-      message_text_queried_(false),
-      action_taken_(false) {
-}
-
-ThreeDAPIInfoBarDelegate::~ThreeDAPIInfoBarDelegate() {
-  if (message_text_queried_ && !action_taken_) {
-    UMA_HISTOGRAM_ENUMERATION("GPU.ThreeDAPIInfoBarDismissal",
-                              CLOSED_WITHOUT_ACTION, DISMISSAL_MAX);
-  }
-}
-
-bool ThreeDAPIInfoBarDelegate::EqualsDelegate(
-    infobars::InfoBarDelegate* delegate) const {
-  // For the time being, if a given web page is actually using both
-  // WebGL and Pepper 3D and both APIs are blocked, just leave the
-  // first infobar up. If the user selects "try again", both APIs will
-  // be unblocked and the web page reload will succeed.
-  return delegate->GetIconID() == GetIconID();
-}
-
-int ThreeDAPIInfoBarDelegate::GetIconID() const {
-  return IDR_INFOBAR_3D_BLOCKED;
-}
-
-base::string16 ThreeDAPIInfoBarDelegate::GetMessageText() const {
-  message_text_queried_ = true;
-
-  base::string16 api_name;
-  switch (requester_) {
-    case content::THREE_D_API_TYPE_WEBGL:
-      api_name = l10n_util::GetStringUTF16(IDS_3D_APIS_WEBGL_NAME);
-      break;
-    case content::THREE_D_API_TYPE_PEPPER_3D:
-      api_name = l10n_util::GetStringUTF16(IDS_3D_APIS_PEPPER_3D_NAME);
-      break;
-  }
-
-  return l10n_util::GetStringFUTF16(IDS_3D_APIS_BLOCKED_TEXT,
-                                    api_name);
-}
-
-base::string16 ThreeDAPIInfoBarDelegate::GetButtonLabel(
-    InfoBarButton button) const {
-  return l10n_util::GetStringUTF16((button == BUTTON_OK) ?
-      IDS_3D_APIS_BLOCKED_OK_BUTTON_LABEL :
-      IDS_3D_APIS_BLOCKED_TRY_AGAIN_BUTTON_LABEL);
-}
-
-bool ThreeDAPIInfoBarDelegate::Accept() {
-  action_taken_ = true;
-  UMA_HISTOGRAM_ENUMERATION("GPU.ThreeDAPIInfoBarDismissal", IGNORED,
-                            DISMISSAL_MAX);
-  return true;
-}
-
-bool ThreeDAPIInfoBarDelegate::Cancel() {
-  action_taken_ = true;
-  UMA_HISTOGRAM_ENUMERATION("GPU.ThreeDAPIInfoBarDismissal", RELOADED,
-                            DISMISSAL_MAX);
-  content::GpuDataManager::GetInstance()->UnblockDomainFrom3DAPIs(url_);
-  InfoBarService::WebContentsFromInfoBar(infobar())->GetController().Reload(
-      true);
-  return true;
-}
-
-base::string16 ThreeDAPIInfoBarDelegate::GetLinkText() const {
-  return l10n_util::GetStringUTF16(IDS_LEARN_MORE);
-}
-
-bool ThreeDAPIInfoBarDelegate::LinkClicked(WindowOpenDisposition disposition) {
-  InfoBarService::WebContentsFromInfoBar(infobar())->OpenURL(
-      content::OpenURLParams(
-          GURL("https://support.google.com/chrome/?p=ib_webgl"),
-          content::Referrer(),
-          (disposition == CURRENT_TAB) ? NEW_FOREGROUND_TAB : disposition,
-          content::PAGE_TRANSITION_LINK, false));
-  return false;
-}
-
-
-// ThreeDAPIObserver ----------------------------------------------------------
-
-ThreeDAPIObserver::ThreeDAPIObserver() {
-  content::GpuDataManager::GetInstance()->AddObserver(this);
-}
-
-ThreeDAPIObserver::~ThreeDAPIObserver() {
-  content::GpuDataManager::GetInstance()->RemoveObserver(this);
-}
-
-void ThreeDAPIObserver::DidBlock3DAPIs(const GURL& url,
-                                       int render_process_id,
-                                       int render_view_id,
-                                       content::ThreeDAPIType requester) {
-  content::WebContents* web_contents = tab_util::GetWebContentsByID(
-      render_process_id, render_view_id);
-  if (!web_contents)
-    return;
-  ThreeDAPIInfoBarDelegate::Create(
-      InfoBarService::FromWebContents(web_contents), url, requester);
-}