Move extension notifications to extensions/browser/notification_types.h

extensions/browser/extension_icon_image.cc

Index: extensions/browser/extension_icon_image.cc
diff --git a/extensions/browser/extension_icon_image.cc b/extensions/browser/extension_icon_image.cc
index 99473b1c14ac5d7f4e7332b6327b0308ed76f044..e2c7e138541813cfa1742cd122ef6f17f0e442bf 100644
--- a/extensions/browser/extension_icon_image.cc
+++ b/extensions/browser/extension_icon_image.cc
@@ -7,9 +7,9 @@
 #include <vector>
 
 #include "base/bind.h"
-#include "chrome/browser/chrome_notification_types.h"
 #include "content/public/browser/notification_service.h"
 #include "extensions/browser/image_loader.h"
+#include "extensions/browser/notification_types.h"
 #include "extensions/common/extension.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/image/canvas_image_source.h"
@@ -150,7 +150,7 @@ IconImage::IconImage(
   image_skia_ = gfx::ImageSkia(source_, resource_size);
 
   registrar_.Add(this,
-                 chrome::NOTIFICATION_EXTENSION_REMOVED,
+                 extensions::NOTIFICATION_EXTENSION_REMOVED,
                  content::NotificationService::AllSources());
 }
 
@@ -228,7 +228,7 @@ void IconImage::OnImageLoaded(float scale, const gfx::Image& image_in) {
 void IconImage::Observe(int type,
                         const content::NotificationSource& source,
                         const content::NotificationDetails& details) {
-  DCHECK_EQ(type, chrome::NOTIFICATION_EXTENSION_REMOVED);
+  DCHECK_EQ(type, extensions::NOTIFICATION_EXTENSION_REMOVED);
 
   const Extension* extension = content::Details<const Extension>(details).ptr();