Shortcut ctrl+shift+T added on android.

chrome/browser/android/recently_closed_tabs_bridge.h

Index: chrome/browser/android/recently_closed_tabs_bridge.h
diff --git a/chrome/browser/android/recently_closed_tabs_bridge.h b/chrome/browser/android/recently_closed_tabs_bridge.h
index 1c0268d2686f819ba47cc62f8d298e31fb718385..290f3801c35b4453c5d27b7c3065da6392652b87 100644
--- a/chrome/browser/android/recently_closed_tabs_bridge.h
+++ b/chrome/browser/android/recently_closed_tabs_bridge.h
@@ -13,6 +13,7 @@
 #include "components/sessions/core/tab_restore_service_observer.h"
 
 class Profile;
+class TabModel;
 
 // Provides the list of recently closed tabs to Java.
 class RecentlyClosedTabsBridge : public sessions::TabRestoreServiceObserver {
@@ -35,6 +36,11 @@ class RecentlyClosedTabsBridge : public sessions::TabRestoreServiceObserver {
       const base::android::JavaParamRef<jobject>& jtab,
       jint tab_id,
       jint j_disposition);
+

[Theresa, 2016/06/30 20:50:25]

nit: remove this line and the one after the method to match the style for the
other *RecentlyClosedTab methods.

[xingliu, 2016/07/01 00:30:38]

Done.

+  jboolean OpenMostRecentlyClosedTab(
+        JNIEnv* env,
+        const base::android::JavaParamRef<jobject>& obj);
+
   void ClearRecentlyClosedTabs(JNIEnv* env,
                                const base::android::JavaParamRef<jobject>& obj);