Move ExtensionHost into extensions namespace

chrome/browser/ui/gtk/infobars/extension_infobar_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/infobars/extension_infobar_gtk.h"
 
 #include "base/debug/trace_event.h"
 #include "chrome/browser/extensions/extension_context_menu_model.h"
 #include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/platform_util.h"
@@ skipping 91 matching lines @@
   gtk_chrome_button_set_use_gtk_rendering(GTK_CHROME_BUTTON(button_), FALSE);
   g_object_set_data(G_OBJECT(button_), "left-align-popup",
                     reinterpret_cast<void*>(true));
 
   icon_ = gtk_image_new();
   gtk_misc_set_alignment(GTK_MISC(icon_), 0.5, 0.5);
   gtk_button_set_image(GTK_BUTTON(button_), icon_);
   gtk_util::CenterWidgetInHBox(hbox_, button_, false, 0);
 
   // Start loading the image for the menu button.
-  const extensions::Extension* extension = delegate_->extension_host()->
-      extension();
+  const extensions::Extension* extension =
+      delegate_->extension_host()->extension();
   ExtensionResource icon_resource = extension->GetIconResource(
       ExtensionIconSet::EXTENSION_ICON_BITTY, ExtensionIconSet::MATCH_EXACTLY);
   // Create a tracker to load the image. It will report back on OnImageLoaded.
   tracker_.LoadImage(extension, icon_resource,
                      gfx::Size(ExtensionIconSet::EXTENSION_ICON_BITTY,
                                ExtensionIconSet::EXTENSION_ICON_BITTY),
                      ImageLoadingTracker::DONT_CACHE);
 
   // Pad the bottom of the infobar by one pixel for the border.
   alignment_ = gtk_alignment_new(0.0, 0.0, 1.0, 1.0);
   gtk_alignment_set_padding(GTK_ALIGNMENT(alignment_), 0, 1, 0, 0);
   gtk_box_pack_start(GTK_BOX(hbox_), alignment_, TRUE, TRUE, 0);
 
-  ExtensionHost* extension_host = delegate_->extension_host();
+  extensions::ExtensionHost* extension_host = delegate_->extension_host();
   view_ = extension_host->view();
 
   if (gtk_widget_get_parent(view_->native_view())) {
     gtk_widget_reparent(view_->native_view(), alignment_);
   } else {
     gtk_container_add(GTK_CONTAINER(alignment_), view_->native_view());
   }
 
   Signals()->Connect(button_, "button-press-event",
                      G_CALLBACK(&OnButtonPressThunk), this);
@@ skipping 59 matching lines @@
   // We also need to draw our infobar arrows over the renderer.
   static_cast<InfoBarContainerGtk*>(container())->
       PaintInfobarBitsOn(sender, event, this);
 
   return FALSE;
 }
 
 InfoBar* ExtensionInfoBarDelegate::CreateInfoBar(InfoBarTabHelper* owner) {
   return new ExtensionInfoBarGtk(owner, this);
 }