Move CrxFile, FileReader, ExtensionResource to src/extensions.

chrome/browser/extensions/api/tabs/tabs_api.h

Index: chrome/browser/extensions/api/tabs/tabs_api.h
diff --git a/chrome/browser/extensions/api/tabs/tabs_api.h b/chrome/browser/extensions/api/tabs/tabs_api.h
index d60abfe4a26617c5e37a590d3f9493639c56bfeb..49996cad1995e7af0593e66eb2942662db3ed9aa 100644
--- a/chrome/browser/extensions/api/tabs/tabs_api.h
+++ b/chrome/browser/extensions/api/tabs/tabs_api.h
@@ -10,10 +10,10 @@
 
 #include "base/compiler_specific.h"
 #include "chrome/browser/extensions/extension_function.h"
-#include "chrome/common/extensions/extension_resource.h"
 #include "chrome/common/extensions/user_script.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
+#include "extensions/common/extension_resource.h"
 #include "googleurl/src/gurl.h"
 
 class BackingStore;
@@ -261,7 +261,7 @@ class ExecuteCodeInTabFunction : public AsyncExtensionFunction {
 
   // Contains extension resource built from path of file which is
   // specified in JSON arguments.
-  ExtensionResource resource_;
+  extensions::ExtensionResource resource_;
 };
 
 class TabsExecuteScriptFunction : public ExecuteCodeInTabFunction {