Move Icons out of Extension class

chrome/browser/extensions/tab_helper.cc

Index: chrome/browser/extensions/tab_helper.cc
diff --git a/chrome/browser/extensions/tab_helper.cc b/chrome/browser/extensions/tab_helper.cc
index 7763f1af2e4fbe4d5b12b73f0dec348d36550b1d..ce52e02e6bee0a155adb304b0d26f9cc9bc63059 100644
--- a/chrome/browser/extensions/tab_helper.cc
+++ b/chrome/browser/extensions/tab_helper.cc
@@ -27,6 +27,7 @@
 #include "chrome/browser/ui/web_applications/web_app_ui.h"
 #include "chrome/browser/web_applications/web_app.h"
 #include "chrome/common/chrome_notification_types.h"
+#include "chrome/common/extensions/api/icons/icons_handler.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/extensions/extension_icon_set.h"
@@ -470,7 +471,8 @@ void TabHelper::UpdateExtensionAppIcon(const Extension* extension) {
     extensions::ImageLoader* loader = extensions::ImageLoader::Get(profile);
     loader->LoadImageAsync(
         extension,
-        extension->GetIconResource(extension_misc::EXTENSION_ICON_SMALLISH,
+        IconsInfo::GetIconResource(extension,
+                                   extension_misc::EXTENSION_ICON_SMALLISH,
                                    ExtensionIconSet::MATCH_EXACTLY),
         gfx::Size(extension_misc::EXTENSION_ICON_SMALLISH,
                   extension_misc::EXTENSION_ICON_SMALLISH),