[Chrome OS ECHO]: Rename API and method names

chrome/browser/chromeos/extensions/echo_private_api.h

Index: chrome/browser/chromeos/extensions/echo_private_api.h
diff --git a/chrome/browser/chromeos/extensions/echo_private_api.h b/chrome/browser/chromeos/extensions/echo_private_api.h
new file mode 100644
index 0000000000000000000000000000000000000000..e947eb3e0eb3dab78e86d7e37e0e42840701ef97
--- /dev/null
+++ b/chrome/browser/chromeos/extensions/echo_private_api.h
@@ -0,0 +1,22 @@
+// 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.
+
+#ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_ECHO_PRIVATE_API_H_
+#define CHROME_BROWSER_CHROMEOS_EXTENSIONS_ECHO_PRIVATE_API_H_
+
+#include "base/compiler_specific.h"
+#include "chrome/browser/extensions/extension_function.h"
+
+class GetRegistrationCodeFunction : public SyncExtensionFunction {
+ public:
+  GetRegistrationCodeFunction();
+
+ protected:
+  virtual ~GetRegistrationCodeFunction();
+  virtual bool RunImpl() OVERRIDE;
+
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("echoPrivate.getRegistrationCode");
+};
+#endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_ECHO_PRIVATE_API_H_