Translate: New Bubble UX (for the view toolkit)

chrome/browser/tab_contents/language_state_observer.h

Index: chrome/browser/tab_contents/language_state_observer.h
diff --git a/chrome/browser/tab_contents/language_state_observer.h b/chrome/browser/tab_contents/language_state_observer.h
new file mode 100644
index 0000000000000000000000000000000000000000..e93309fc0e600994a2d2fb37b0ef8890d6ab98cd
--- /dev/null
+++ b/chrome/browser/tab_contents/language_state_observer.h
@@ -0,0 +1,21 @@
+// Copyright 2013 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_TAB_CONTENTS_LANGUAGE_STATE_OBSERVER_H_
+#define CHROME_BROWSER_TAB_CONTENTS_LANGUAGE_STATE_OBSERVER_H_
+
+namespace content {
+class WebContents;
+}
+
+// The observer for the language state.
+class LanguageStateObserver {
+ public:
+  virtual void OnTranslateEnabledChanged(content::WebContents* source) = 0;
+
+ protected:
+  virtual ~LanguageStateObserver() {}
+};
+
+#endif  // CHROME_BROWSER_TAB_CONTENTS_LANGUAGE_STATE_OBSERVER_H_