Translate: New Bubble UX (for the view toolkit)

chrome/browser/ui/browser_language_state_observer.cc

Index: chrome/browser/ui/browser_language_state_observer.cc
diff --git a/chrome/browser/ui/browser_language_state_observer.cc b/chrome/browser/ui/browser_language_state_observer.cc
new file mode 100644
index 0000000000000000000000000000000000000000..d2fb40b2546ed55799fb7ac3aa05bb8ddc1022b7
--- /dev/null
+++ b/chrome/browser/ui/browser_language_state_observer.cc
@@ -0,0 +1,22 @@
+// 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.
+
+#include "chrome/browser/ui/browser_language_state_observer.h"
+
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_window.h"
+#include "chrome/browser/ui/tabs/tab_strip_model.h"
+
+BrowserLanguageStateObserver::BrowserLanguageStateObserver(Browser* browser)
+    : browser_(browser) {
+}
+
+BrowserLanguageStateObserver::~BrowserLanguageStateObserver() {
+}
+
+void BrowserLanguageStateObserver::OnTranslateEnabledChanged(
+    content::WebContents* source) {
+  if (source == browser_->tab_strip_model()->GetActiveWebContents())
+    browser_->window()->UpdateToolbar(source);
+}