Remove BrowserSignin, as it's not used anywhere.

chrome/browser/browser_signin.cc

Index: chrome/browser/browser_signin.cc
diff --git a/chrome/browser/browser_signin.cc b/chrome/browser/browser_signin.cc
deleted file mode 100644
index 4fc16b46a78495c12e449db79a840c07074a53b7..0000000000000000000000000000000000000000
--- a/chrome/browser/browser_signin.cc
+++ /dev/null
@@ -1,335 +0,0 @@
-// Copyright (c) 2011 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/browser_signin.h"
-
-#include <string>
-#include <vector>
-
-#include "base/json/json_reader.h"
-#include "base/json/json_writer.h"
-#include "base/memory/singleton.h"
-#include "base/message_loop.h"
-#include "base/string_util.h"
-#include "base/utf_string_conversions.h"
-#include "base/values.h"
-#include "chrome/browser/prefs/pref_service.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/sync/profile_sync_service.h"
-#include "chrome/browser/sync/sync_setup_flow.h"
-#include "chrome/browser/ui/webui/chrome_url_data_manager.h"
-#include "chrome/browser/ui/webui/constrained_html_ui.h"
-#include "chrome/browser/ui/webui/html_dialog_ui.h"
-#include "chrome/common/chrome_notification_types.h"
-#include "chrome/common/jstemplate_builder.h"
-#include "chrome/common/pref_names.h"
-#include "chrome/common/url_constants.h"
-#include "content/browser/browser_thread.h"
-#include "content/browser/renderer_host/render_view_host.h"
-#include "content/browser/tab_contents/tab_contents.h"
-#include "content/common/notification_details.h"
-#include "content/common/notification_source.h"
-#include "grit/browser_resources.h"
-#include "ui/base/resource/resource_bundle.h"
-
-class BrowserSigninResourcesSource : public ChromeURLDataManager::DataSource {
- public:
-  BrowserSigninResourcesSource()
-      : DataSource(chrome::kChromeUIDialogHost, MessageLoop::current()) {
-  }
-
-  virtual void StartDataRequest(const std::string& path,
-                                bool is_incognito,
-                                int request_id);
-
-  virtual std::string GetMimeType(const std::string& path) const {
-    return "text/html";
-  }
-
- private:
-  virtual ~BrowserSigninResourcesSource() {}
-
-  DISALLOW_COPY_AND_ASSIGN(BrowserSigninResourcesSource);
-};
-
-void BrowserSigninResourcesSource::StartDataRequest(const std::string& path,
-                                                    bool is_incognito,
-                                                    int request_id) {
-  const char kSigninPath[] = "signin";
-
-  std::string response;
-  if (path == kSigninPath) {
-    const base::StringPiece html(
-        ResourceBundle::GetSharedInstance().GetRawDataResource(
-            IDR_SIGNIN_HTML));
-    DictionaryValue dict;
-    SetFontAndTextDirection(&dict);
-    response = jstemplate_builder::GetI18nTemplateHtml(html, &dict);
-  }
-
-  SendResponse(request_id, base::RefCountedString::TakeString(&response));
-}
-
-class BrowserSigninHtml : public HtmlDialogUIDelegate,
-                          public WebUIMessageHandler {
- public:
-  BrowserSigninHtml(BrowserSignin* signin,
-                    const string16& suggested_email,
-                    const string16& login_message);
-  virtual ~BrowserSigninHtml() {}
-
-  // HtmlDialogUIDelegate implementation
-  virtual bool IsDialogModal() const OVERRIDE {
-    return false;
-  };
-  virtual string16 GetDialogTitle() const OVERRIDE {
-    return string16();
-  }
-  virtual GURL GetDialogContentURL() const OVERRIDE {
-    return GURL("chrome://dialog/signin");
-  }
-  virtual void GetWebUIMessageHandlers(
-      std::vector<WebUIMessageHandler*>* handlers) const OVERRIDE {
-    const WebUIMessageHandler* handler = this;
-    handlers->push_back(const_cast<WebUIMessageHandler*>(handler));
-  }
-  virtual void GetDialogSize(gfx::Size* size) const OVERRIDE {
-    size->set_width(600);
-    size->set_height(300);
-  }
-  virtual std::string GetDialogArgs() const OVERRIDE {
-    return UTF16ToASCII(login_message_);
-  }
-  virtual void OnDialogClosed(const std::string& json_retval) OVERRIDE {
-    closed_ = true;
-    signin_->Cancel();
-  }
-  virtual void OnCloseContents(TabContents* source,
-                               bool* out_close_dialog) OVERRIDE {
-  }
-  virtual bool ShouldShowDialogTitle() const OVERRIDE { return true; }
-
-  // WebUIMessageHandler implementation.
-  virtual void RegisterMessages() OVERRIDE;
-
-  // Refreshes the UI, such as after an authentication error.
-  void ReloadUI();
-
-  // Method which calls into javascript to force the dialog to close.
-  void ForceDialogClose();
-
- private:
-  // JS callback handlers.
-  void HandleSigninInit(const ListValue* args);
-  void HandleSubmitAuth(const ListValue* args);
-
-  // Nonowned pointer; |signin_| owns this object.
-  BrowserSignin* signin_;
-
-  string16 suggested_email_;
-  string16 login_message_;
-
-  bool closed_;
-};
-
-BrowserSigninHtml::BrowserSigninHtml(BrowserSignin* signin,
-                                     const string16& suggested_email,
-                                     const string16& login_message)
-    : signin_(signin),
-      suggested_email_(suggested_email),
-      login_message_(login_message),
-      closed_(false) {
-}
-
-void BrowserSigninHtml::RegisterMessages() {
-  web_ui_->RegisterMessageCallback(
-      "SubmitAuth", NewCallback(this, &BrowserSigninHtml::HandleSubmitAuth));
-  web_ui_->RegisterMessageCallback(
-      "SigninInit", NewCallback(this, &BrowserSigninHtml::HandleSigninInit));
-}
-
-void BrowserSigninHtml::ReloadUI() {
-  HandleSigninInit(NULL);
-}
-
-void BrowserSigninHtml::ForceDialogClose() {
-  if (!closed_ && web_ui_) {
-    StringValue value("DialogClose");
-    ListValue close_args;
-    close_args.Append(new StringValue(""));
-    web_ui_->CallJavascriptFunction("chrome.send", value, close_args);
-  }
-}
-
-void BrowserSigninHtml::HandleSigninInit(const ListValue* args) {
-  if (!web_ui_)
-    return;
-
-  RenderViewHost* rvh = web_ui_->tab_contents()->render_view_host();
-  rvh->ExecuteJavascriptInWebFrame(ASCIIToUTF16("//iframe[@id='login']"),
-                                   ASCIIToUTF16("hideBlurb();"));
-
-  DictionaryValue json_args;
-  std::string json;
-  std::wstring javascript(L"");
-  SyncSetupFlow::GetArgsForGaiaLogin(signin_->GetProfileSyncService(),
-                                     &json_args);
-
-  // Replace the suggested email, unless sync has already required a
-  // particular value.
-  bool is_editable;
-  std::string user;
-  if (!json_args.GetBoolean("editable_user", &is_editable))
-    is_editable = false;
-  json_args.GetString("user", &user);
-  if (is_editable && user.empty() && !suggested_email_.empty())
-    json_args.SetString("user", suggested_email_);
-
-  base::JSONWriter::Write(&json_args, false, &json);
-  javascript += L"showGaiaLogin(" + UTF8ToWide(json) + L");";
-  rvh->ExecuteJavascriptInWebFrame(ASCIIToUTF16("//iframe[@id='login']"),
-                                   WideToUTF16Hack(javascript));
-}
-
-void BrowserSigninHtml::HandleSubmitAuth(const ListValue* args) {
-  std::string json;
-  if (!args->GetString(0, &json))
-    NOTREACHED() << "Could not read JSON argument";
-
-  scoped_ptr<DictionaryValue> result(static_cast<DictionaryValue*>(
-      base::JSONReader::Read(json, false)));
-  std::string username;
-  std::string password;
-  std::string captcha;
-  std::string access_code;
-  if (!result.get() ||
-      !result->GetString("user", &username) ||
-      !result->GetString("pass", &password) ||
-      !result->GetString("captcha", &captcha) ||
-      !result->GetString("access_code", &access_code)) {
-    LOG(ERROR) << "Unintelligble format for authentication data from page.";
-    signin_->Cancel();
-  }
-  signin_->GetProfileSyncService()->OnUserSubmittedAuth(
-      username, password, captcha, access_code);
-}
-
-BrowserSignin::BrowserSignin(Profile* profile)
-    : profile_(profile),
-      delegate_(NULL),
-      html_dialog_ui_delegate_(NULL) {
-  // profile is NULL during testing.
-  if (profile) {
-    BrowserSigninResourcesSource* source = new BrowserSigninResourcesSource();
-    profile->GetChromeURLDataManager()->AddDataSource(source);
-  }
-}
-
-BrowserSignin::~BrowserSignin() {
-  delegate_ = NULL;
-}
-
-void BrowserSignin::RequestSignin(TabContents* tab_contents,
-                                  const string16& suggested_email,
-                                  const string16& login_message,
-                                  SigninDelegate* delegate) {
-  CHECK(tab_contents);
-  CHECK(delegate);
-  // Cancel existing request.
-  if (delegate_)
-    Cancel();
-  delegate_ = delegate;
-  suggested_email_ = suggested_email;
-  login_message_ = login_message;
-  RegisterAuthNotifications();
-  ShowSigninTabModal(tab_contents);
-}
-
-std::string BrowserSignin::GetSignedInUsername() const {
-  std::string username =
-      profile_->GetPrefs()->GetString(prefs::kGoogleServicesUsername);
-  VLOG(1) << "GetSignedInUsername: " << username;
-  return username;
-}
-
-void BrowserSignin::Observe(int type,
-                            const NotificationSource& source,
-                            const NotificationDetails& details) {
-  switch (type) {
-    case chrome::NOTIFICATION_GOOGLE_SIGNIN_SUCCESSFUL: {
-      VLOG(1) << "GOOGLE_SIGNIN_SUCCESSFUL";
-      if (delegate_)
-        delegate_->OnLoginSuccess();
-      // Close the dialog.
-      OnLoginFinished();
-      break;
-    }
-    case chrome::NOTIFICATION_GOOGLE_SIGNIN_FAILED: {
-      VLOG(1) << "GOOGLE_SIGNIN_FAILED";
-      // The signin failed, refresh the UI with error information.
-      html_dialog_ui_delegate_->ReloadUI();
-      break;
-    }
-    default:
-      NOTREACHED();
-  }
-}
-
-void BrowserSignin::Cancel() {
-  if (delegate_) {
-    delegate_->OnLoginFailure(GoogleServiceAuthError(
-        GoogleServiceAuthError::REQUEST_CANCELED));
-    GetProfileSyncService()->OnUserCancelledDialog();
-  }
-  OnLoginFinished();
-}
-
-void BrowserSignin::OnLoginFinished() {
-  if (html_dialog_ui_delegate_)
-    html_dialog_ui_delegate_->ForceDialogClose();
-  // The dialog will be deleted by WebUI due to the dialog close,
-  // don't hold a reference.
-  html_dialog_ui_delegate_ = NULL;
-
-  if (delegate_) {
-    UnregisterAuthNotifications();
-    delegate_ = NULL;
-  }
-}
-
-ProfileSyncService* BrowserSignin::GetProfileSyncService() const {
-  return profile_->GetProfileSyncService();
-}
-
-BrowserSigninHtml* BrowserSignin::CreateHtmlDialogUI() {
-  return new BrowserSigninHtml(this, suggested_email_, login_message_);
-}
-
-void BrowserSignin::RegisterAuthNotifications() {
-  registrar_.Add(this,
-                 chrome::NOTIFICATION_GOOGLE_SIGNIN_SUCCESSFUL,
-                 Source<Profile>(profile_));
-  registrar_.Add(this,
-                 chrome::NOTIFICATION_GOOGLE_SIGNIN_FAILED,
-                 Source<Profile>(profile_));
-}
-
-void BrowserSignin::UnregisterAuthNotifications() {
-  registrar_.Remove(this,
-                    chrome::NOTIFICATION_GOOGLE_SIGNIN_SUCCESSFUL,
-                    Source<Profile>(profile_));
-  registrar_.Remove(this,
-                    chrome::NOTIFICATION_GOOGLE_SIGNIN_FAILED,
-                    Source<Profile>(profile_));
-}
-
-void BrowserSignin::ShowSigninTabModal(TabContents* tab_contents) {
-//  TODO(johnnyg): Need a linux views implementation for ConstrainedHtmlDialog.
-#if defined(OS_WIN) || defined(OS_CHROMEOS) || !defined(TOOLKIT_VIEWS)
-  html_dialog_ui_delegate_ = CreateHtmlDialogUI();
-  ConstrainedHtmlUI::CreateConstrainedHtmlDialog(profile_,
-                                                 html_dialog_ui_delegate_,
-                                                 tab_contents);
-#endif
-}