[MediaRouter] The minimal change to make everything build on Android.

chrome/browser/ui/webui/media_router/media_router_dialog_controller.cc

Index: chrome/browser/ui/webui/media_router/media_router_dialog_controller.cc
diff --git a/chrome/browser/ui/webui/media_router/media_router_dialog_controller.cc b/chrome/browser/ui/webui/media_router/media_router_dialog_controller.cc
deleted file mode 100644
index 816edc91e348506eb380d69b6c4e5a20e5504336..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/webui/media_router/media_router_dialog_controller.cc
+++ /dev/null
@@ -1,358 +0,0 @@
-// Copyright 2015 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/ui/webui/media_router/media_router_dialog_controller.h"
-
-#include <string>
-#include <vector>
-
-#include "chrome/browser/media/router/presentation_service_delegate_impl.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/ui/webui/constrained_web_dialog_ui.h"
-#include "chrome/browser/ui/webui/media_router/media_router_ui.h"
-#include "chrome/common/url_constants.h"
-#include "components/web_modal/web_contents_modal_dialog_host.h"
-#include "content/public/browser/browser_thread.h"
-#include "content/public/browser/navigation_controller.h"
-#include "content/public/browser/navigation_details.h"
-#include "content/public/browser/navigation_entry.h"
-#include "content/public/browser/render_frame_host.h"
-#include "content/public/browser/render_process_host.h"
-#include "content/public/browser/render_view_host.h"
-#include "content/public/browser/web_contents.h"
-#include "content/public/browser/web_contents_delegate.h"
-#include "ui/web_dialogs/web_dialog_delegate.h"
-#include "ui/web_dialogs/web_dialog_web_contents_delegate.h"
-#include "url/gurl.h"
-
-DEFINE_WEB_CONTENTS_USER_DATA_KEY(media_router::MediaRouterDialogController);
-
-using content::LoadCommittedDetails;
-using content::NavigationController;
-using content::WebContents;
-using content::WebUIMessageHandler;
-using ui::WebDialogDelegate;
-
-namespace {
-const int kMaxHeight = 260;
-#if !defined(OS_MACOSX)
-const int kMinHeight = 130;
-#endif  // !defined(OS_MACOSX)
-const int kWidth = 340;
-}
-
-namespace media_router {
-
-namespace {
-
-// WebDialogDelegate that specifies what the media router dialog
-// will look like.
-class MediaRouterDialogDelegate : public WebDialogDelegate {
- public:
-  MediaRouterDialogDelegate() {}
-  ~MediaRouterDialogDelegate() override {}
-
-  // WebDialogDelegate implementation.
-  ui::ModalType GetDialogModalType() const override {
-    // Not used, returning dummy value.
-    return ui::MODAL_TYPE_WINDOW;
-  }
-
-  base::string16 GetDialogTitle() const override {
-    return base::string16();
-  }
-
-  GURL GetDialogContentURL() const override {
-    return GURL(chrome::kChromeUIMediaRouterURL);
-  }
-
-  void GetWebUIMessageHandlers(
-      std::vector<WebUIMessageHandler*>* handlers) const override {
-    // MediaRouterUI adds its own message handlers.
-  }
-
-  void GetDialogSize(gfx::Size* size) const override;
-
-  std::string GetDialogArgs() const override {
-    return std::string();
-  }
-
-  void OnDialogClosed(const std::string& json_retval) override {
-    // We don't delete |this| here because this class is owned
-    // by ConstrainedWebDialogDelegate.
-  }
-
-  void OnCloseContents(WebContents* source, bool* out_close_dialog) override {
-    if (out_close_dialog)
-      *out_close_dialog = true;
-  }
-
-  bool ShouldShowDialogTitle() const override {
-    return false;
-  }
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(MediaRouterDialogDelegate);
-};
-
-void MediaRouterDialogDelegate::GetDialogSize(gfx::Size* size) const {
-  DCHECK(size);
-  // TODO(apacible): Remove after autoresizing is implemented for OSX.
-#if defined(OS_MACOSX)
-  *size = gfx::Size(kWidth, kMaxHeight);
-#else
-  // size is not used because the dialog is auto-resizeable.
-  *size = gfx::Size();
-#endif
-}
-
-}  // namespace
-
-// static
-MediaRouterDialogController*
-MediaRouterDialogController::GetOrCreateForWebContents(
-    WebContents* web_contents) {
-  DCHECK(web_contents);
-  // This call does nothing if the controller already exists.
-  MediaRouterDialogController::CreateForWebContents(web_contents);
-  return MediaRouterDialogController::FromWebContents(web_contents);
-}
-
-class MediaRouterDialogController::DialogWebContentsObserver
-    : public content::WebContentsObserver {
- public:
-  DialogWebContentsObserver(
-      WebContents* web_contents,
-      MediaRouterDialogController* dialog_controller)
-      : content::WebContentsObserver(web_contents),
-        dialog_controller_(dialog_controller) {
-  }
-
- private:
-  void WebContentsDestroyed() override {
-    // The dialog is already closed. No need to call Close() again.
-    // NOTE: |this| is deleted after Reset() returns.
-    dialog_controller_->Reset();
-  }
-
-  void NavigationEntryCommitted(const LoadCommittedDetails& load_details)
-      override {
-    dialog_controller_->OnDialogNavigated(load_details);
-  }
-
-  void RenderProcessGone(base::TerminationStatus status) override {
-    // NOTE: |this| is deleted after CloseMediaRouterDialog() returns.
-    dialog_controller_->CloseMediaRouterDialog();
-  }
-
-  MediaRouterDialogController* const dialog_controller_;
-};
-
-class MediaRouterDialogController::InitiatorWebContentsObserver
-    : public content::WebContentsObserver {
- public:
-  InitiatorWebContentsObserver(
-      WebContents* web_contents,
-      MediaRouterDialogController* dialog_controller)
-      : content::WebContentsObserver(web_contents),
-        dialog_controller_(dialog_controller) {
-  }
-
- private:
-  void WebContentsDestroyed() override {
-    // NOTE: |this| is deleted after CloseMediaRouterDialog() returns.
-    dialog_controller_->CloseMediaRouterDialog();
-  }
-
-  void NavigationEntryCommitted(const LoadCommittedDetails& load_details)
-      override {
-    // NOTE: |this| is deleted after CloseMediaRouterDialog() returns.
-    dialog_controller_->CloseMediaRouterDialog();
-  }
-
-  void RenderProcessGone(base::TerminationStatus status) override {
-    // NOTE: |this| is deleted after CloseMediaRouterDialog() returns.
-    dialog_controller_->CloseMediaRouterDialog();
-  }
-
-  MediaRouterDialogController* const dialog_controller_;
-};
-
-MediaRouterDialogController::MediaRouterDialogController(
-    WebContents* web_contents)
-    : initiator_(web_contents),
-      media_router_dialog_pending_(false) {
-  DCHECK(initiator_);
-  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
-}
-
-MediaRouterDialogController::~MediaRouterDialogController() {
-  DCHECK(thread_checker_.CalledOnValidThread());
-}
-
-WebContents* MediaRouterDialogController::ShowMediaRouterDialog() {
-  DCHECK(thread_checker_.CalledOnValidThread());
-
-  // Get the media router dialog for |initiator|, or create a new dialog
-  // if not found.
-  WebContents* media_router_dialog = GetMediaRouterDialog();
-  if (!media_router_dialog) {
-    CreateMediaRouterDialog();
-    return GetMediaRouterDialog();
-  }
-
-  // Show the initiator holding the existing media router dialog.
-  initiator_->GetDelegate()->ActivateContents(initiator_);
-  return media_router_dialog;
-}
-
-WebContents* MediaRouterDialogController::ShowMediaRouterDialogForPresentation(
-    scoped_ptr<CreatePresentationSessionRequest> request) {
-  DCHECK(thread_checker_.CalledOnValidThread());
-
-  // Get the media router dialog for |initiator|, or create a new dialog
-  // if not found.
-  WebContents* media_router_dialog = GetMediaRouterDialog();
-  if (!media_router_dialog) {
-    CreateMediaRouterDialog();
-    media_router_dialog = GetMediaRouterDialog();
-    presentation_request_ = request.Pass();
-    return media_router_dialog;
-  }
-
-  // Show the initiator holding the existing media router dialog.
-  initiator_->GetDelegate()->ActivateContents(initiator_);
-  return nullptr;
-}
-
-WebContents* MediaRouterDialogController::GetMediaRouterDialog() const {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  return dialog_observer_.get() ? dialog_observer_->web_contents() : nullptr;
-}
-
-void MediaRouterDialogController::CloseMediaRouterDialog() {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  DCHECK(initiator_observer_.get());
-  WebContents* media_router_dialog = GetMediaRouterDialog();
-  CHECK(media_router_dialog);
-  Reset();
-
-  content::WebUI* web_ui = media_router_dialog->GetWebUI();
-  if (web_ui) {
-    MediaRouterUI* media_router_ui =
-        static_cast<MediaRouterUI*>(web_ui->GetController());
-    if (media_router_ui)
-      media_router_ui->Close();
-  }
-}
-
-void MediaRouterDialogController::CreateMediaRouterDialog() {
-  DCHECK(!initiator_observer_.get());
-  DCHECK(!dialog_observer_.get());
-
-  Profile* profile =
-      Profile::FromBrowserContext(initiator_->GetBrowserContext());
-  DCHECK(profile);
-
-  WebDialogDelegate* web_dialog_delegate = new MediaRouterDialogDelegate;
-
-  // |web_dialog_delegate|'s owner is |constrained_delegate|.
-  // |constrained_delegate| is owned by the parent |views::View|.
-  // TODO(apacible): Remove after autoresizing is implemented for OSX.
-#if defined(OS_MACOSX)
-  ConstrainedWebDialogDelegate* constrained_delegate =
-      ShowConstrainedWebDialog(profile, web_dialog_delegate, initiator_);
-#else
-  // TODO(apacible): Adjust min and max sizes based on new WebUI design.
-  gfx::Size min_size = gfx::Size(kWidth, kMinHeight);
-  gfx::Size max_size = gfx::Size(kWidth, kMaxHeight);
-
-  // |ShowConstrainedWebDialogWithAutoResize()| will end up creating
-  // ConstrainedWebDialogDelegateViewViews containing a WebContents containing
-  // the MediaRouterUI, using the provided |web_dialog_delegate|. Then, the
-  // view is shown as a modal dialog constrained to the |initiator| WebContents.
-  // The dialog will resize between the |min_size| and |max_size| bounds based
-  // on the currently rendered contents.
-  ConstrainedWebDialogDelegate* constrained_delegate =
-      ShowConstrainedWebDialogWithAutoResize(
-          profile, web_dialog_delegate, initiator_, min_size, max_size);
-#endif
-
-  WebContents* media_router_dialog = constrained_delegate->GetWebContents();
-
-  media_router_dialog_pending_ = true;
-
-  initiator_observer_.reset(new InitiatorWebContentsObserver(
-      initiator_, this));
-  dialog_observer_.reset(new DialogWebContentsObserver(
-      media_router_dialog, this));
-}
-
-void MediaRouterDialogController::Reset() {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  DCHECK(initiator_observer_.get());
-  DCHECK(dialog_observer_.get());
-  initiator_observer_.reset();
-  dialog_observer_.reset();
-  presentation_request_.reset();
-}
-
-void MediaRouterDialogController::OnDialogNavigated(
-    const content::LoadCommittedDetails& details) {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  WebContents* media_router_dialog = GetMediaRouterDialog();
-  CHECK(media_router_dialog);
-  ui::PageTransition transition_type = details.entry->GetTransitionType();
-  content::NavigationType nav_type = details.type;
-
-  // New |media_router_dialog| is created.
-  DCHECK(media_router_dialog_pending_);
-  DCHECK(transition_type == ui::PAGE_TRANSITION_AUTO_TOPLEVEL &&
-      nav_type == content::NAVIGATION_TYPE_NEW_PAGE)
-      << "transition_type: " << transition_type << ", "
-      << "nav_type: " << nav_type;
-
-  media_router_dialog_pending_ = false;
-
-  PopulateDialog(media_router_dialog);
-}
-
-void MediaRouterDialogController::PopulateDialog(
-    content::WebContents* media_router_dialog) {
-  DCHECK(media_router_dialog);
-  DCHECK(initiator_observer_);
-  if (!initiator_observer_) {
-    Reset();
-    return;
-  }
-  content::WebContents* initiator = initiator_observer_->web_contents();
-  DCHECK(initiator);
-  if (!initiator || !media_router_dialog->GetWebUI()) {
-    Reset();
-    return;
-  }
-
-  MediaRouterUI* media_router_ui = static_cast<MediaRouterUI*>(
-      media_router_dialog->GetWebUI()->GetController());
-  DCHECK(media_router_ui);
-  if (!media_router_ui) {
-    Reset();
-    return;
-  }
-
-  if (!presentation_request_.get()) {
-    // TODO(imcheng): Don't create PresentationServiceDelegateImpl if it doesn't
-    // exist (crbug.com/508695).
-    base::WeakPtr<PresentationServiceDelegateImpl> delegate =
-        PresentationServiceDelegateImpl::GetOrCreateForWebContents(initiator)
-            ->GetWeakPtr();
-    media_router_ui->InitWithDefaultMediaSource(delegate);
-  } else {
-    media_router_ui->InitWithPresentationSessionRequest(
-        initiator, presentation_request_.Pass());
-  }
-}
-
-}  // namespace media_router
-