Move CrxFile, FileReader, ExtensionResource to src/extensions.

chrome/browser/ui/webui/extensions/extension_icon_source.h

Index: chrome/browser/ui/webui/extensions/extension_icon_source.h
diff --git a/chrome/browser/ui/webui/extensions/extension_icon_source.h b/chrome/browser/ui/webui/extensions/extension_icon_source.h
index 02411603d169874d1734589fa70d534def255ed8..6485a245f17bcbba9fb66452576a7486168afcba 100644
--- a/chrome/browser/ui/webui/extensions/extension_icon_source.h
+++ b/chrome/browser/ui/webui/extensions/extension_icon_source.h
@@ -13,8 +13,8 @@
 #include "chrome/browser/favicon/favicon_service.h"
 #include "chrome/common/cancelable_task_tracker.h"
 #include "chrome/common/extensions/extension_icon_set.h"
-#include "chrome/common/extensions/extension_resource.h"
 #include "content/public/browser/url_data_source.h"
+#include "extensions/common/extension_resource.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 
 class ExtensionIconSet;
@@ -100,7 +100,8 @@ class ExtensionIconSource : public content::URLDataSource,
 
   // Loads the extension's |icon| for the given |request_id| and returns the
   // image to the client.
-  void LoadExtensionImage(const ExtensionResource& icon, int request_id);
+  void LoadExtensionImage(const extensions::ExtensionResource& icon,
+                          int request_id);
 
   // Loads the favicon image for the app associated with the |request_id|. If
   // the image does not exist, we fall back to the default image.