[content shell] run headless when in layout test mode

content/shell/shell_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 "content/shell/shell.h"
 
 #include <gdk/gdkkeysyms.h>
 #include <gtk/gtk.h>
 
 #include "base/logging.h"
@@ skipping 44 matching lines @@
 }  // namespace
 
 void Shell::PlatformInitialize() {
 }
 
 void Shell::PlatformCleanUp() {
   // Nothing to clean up; GTK will clean up the widgets shortly after.
 }
 
 void Shell::PlatformEnableUIControl(UIControl control, bool is_enabled) {
+  if (headless_)
+    return;
+
   GtkToolItem* item = NULL;
   switch (control) {
     case BACK_BUTTON:
       item = back_button_;
       break;
     case FORWARD_BUTTON:
       item = forward_button_;
       break;
     case STOP_BUTTON:
       item = stop_button_;
       break;
     default:
       NOTREACHED() << "Unknown UI control";
       return;
   }
   gtk_widget_set_sensitive(GTK_WIDGET(item), is_enabled);
 }
 
 void Shell::PlatformSetAddressBarURL(const GURL& url) {
+  if (headless_)
+    return;
+
   gtk_entry_set_text(GTK_ENTRY(url_edit_view_), url.spec().c_str());
 }
 
 void Shell::PlatformSetIsLoading(bool loading) {
+  if (headless_)
+    return;
+
   if (loading)
     gtk_spinner_start(GTK_SPINNER(spinner_));
   else
     gtk_spinner_stop(GTK_SPINNER(spinner_));
 }
 
 void Shell::PlatformCreateWindow(int width, int height) {
+  if (headless_)
+    return;
+
   window_ = GTK_WINDOW(gtk_window_new(GTK_WINDOW_TOPLEVEL));
   gtk_window_set_title(window_, "Content Shell");
   g_signal_connect(G_OBJECT(window_), "destroy",
                    G_CALLBACK(OnWindowDestroyedThunk), this);
 
   vbox_ = gtk_vbox_new(FALSE, 0);
 
   // Create the menu bar.
   GtkWidget* menu_bar = CreateMenuBar(this);
   gtk_box_pack_start(GTK_BOX(vbox_), menu_bar, FALSE, FALSE, 0);
@@ skipping 75 matching lines @@
 
   gtk_box_pack_start(GTK_BOX(vbox_), toolbar, FALSE, FALSE, 0);
 
   gtk_container_add(GTK_CONTAINER(window_), vbox_);
   gtk_widget_show_all(GTK_WIDGET(window_));
 
   SizeTo(width, height);
 }
 
 void Shell::PlatformSetContents() {
+  if (headless_)
+    return;
+
   WebContentsView* content_view = web_contents_->GetView();
   gtk_container_add(GTK_CONTAINER(vbox_), content_view->GetNativeView());
 }
 
 void Shell::SizeTo(int width, int height) {
   content_width_ = width;
   content_height_ = height;
-  if (web_contents_.get()) {
+  if (web_contents_.get())
     gtk_widget_set_size_request(web_contents_->GetNativeView(), width, height);
-  }
 }
 
 void Shell::PlatformResizeSubViews() {
   SizeTo(content_width_, content_height_);
 }
 
 void Shell::Close() {
+  if (headless_)
+    return;
+
   gtk_widget_destroy(GTK_WIDGET(window_));
 }
 
 void Shell::OnBackButtonClicked(GtkWidget* widget) {
   GoBackOrForward(-1);
 }
 
 void Shell::OnForwardButtonClicked(GtkWidget* widget) {
   GoBackOrForward(1);
 }
@@ skipping 45 matching lines @@
 
 gboolean Shell::OnHighlightURLView(GtkAccelGroup* accel_group,
                                    GObject* acceleratable,
                                    guint keyval,
                                    GdkModifierType modifier) {
   gtk_widget_grab_focus(GTK_WIDGET(url_edit_view_));
   return TRUE;
 }
 
 void Shell::PlatformSetTitle(const string16& title) {
+  if (headless_)
+    return;
+
   std::string title_utf8 = UTF16ToUTF8(title);
   gtk_window_set_title(GTK_WINDOW(window_), title_utf8.c_str());
 }
 
 }  // namespace content