Remove WebAuthFlowWindow and its implementation on all platforms. We don't need it anymore since we…

chrome/browser/ui/gtk/extensions/web_auth_flow_window_gtk.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/ui/gtk/extensions/web_auth_flow_window_gtk.h"
-
-#include "content/public/browser/web_contents.h"
-#include "content/public/browser/web_contents_view.h"
-#include "ui/gfx/native_widget_types.h"
-
-using content::BrowserContext;
-using content::WebContents;
-
-WebAuthFlowWindowGtk::WebAuthFlowWindowGtk(
-    Delegate* delegate,
-    BrowserContext* browser_context,
-    WebContents* contents)
-    : WebAuthFlowWindow(delegate, browser_context, contents),
-      window_(NULL) {
-}
-
-void WebAuthFlowWindowGtk::Show() {
-  window_ = GTK_WINDOW(gtk_window_new(GTK_WINDOW_TOPLEVEL));
-  gfx::NativeView native_view = contents()->GetView()->GetNativeView();
-  gtk_container_add(GTK_CONTAINER(window_), native_view);
-  gtk_window_set_default_size(window_, kDefaultWidth, kDefaultHeight);
-
-  g_signal_connect(window_, "delete-event",
-                   G_CALLBACK(OnMainWindowDeleteEventThunk), this);
-
-  gtk_window_present(window_);
-}
-
-WebAuthFlowWindowGtk::~WebAuthFlowWindowGtk() {
-  if (window_)
-    gtk_widget_destroy(GTK_WIDGET(window_));
-}
-
-// Callback for the delete event.  This event is fired when the user tries to
-// close the window (e.g., clicking on the X in the window manager title bar).
-gboolean WebAuthFlowWindowGtk::OnMainWindowDeleteEvent(
-    GtkWidget* widget, GdkEvent* event) {
-  if (delegate())
-    delegate()->OnClose();
-
-  // Return FALSE to tell the caller to delete the window.
-  return FALSE;
-}
-
-// static
-WebAuthFlowWindow* WebAuthFlowWindow::Create(
-    Delegate* delegate,
-    BrowserContext* browser_context,
-    WebContents* contents) {
-  return new WebAuthFlowWindowGtk(delegate, browser_context, contents);
-}