Make chrome hide keyboard when opening a new window

content/public/android/java/src/org/chromium/content/browser/ContentView.java

 // Copyright 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.
 
 package org.chromium.content.browser;
 
 import android.content.Context;
 import android.content.res.Configuration;
 import android.graphics.Rect;
 import android.os.Build;
@@ skipping 133 matching lines @@
     @Override
     public boolean onCheckIsTextEditor() {
         return mContentViewCore.onCheckIsTextEditor();
     }
 
     @Override
     protected void onFocusChanged(boolean gainFocus, int direction, Rect previouslyFocusedRect) {
         try {
             TraceEvent.begin("ContentView.onFocusChanged");
             super.onFocusChanged(gainFocus, direction, previouslyFocusedRect);
-            mContentViewCore.onFocusChanged(gainFocus);
+            mContentViewCore.onFocusChanged(gainFocus, true);

[Changwan Ryu, 2017/02/21 05:16:39]

true /* hideKeyboardOnBlur */

[yabinh, 2017/02/21 06:18:31]

Done.

         } finally {
             TraceEvent.end("ContentView.onFocusChanged");
         }
     }
 
     @Override
     public void onWindowFocusChanged(boolean hasWindowFocus) {
         super.onWindowFocusChanged(hasWindowFocus);
         mContentViewCore.onWindowFocusChanged(hasWindowFocus);
     }
@@ skipping 173 matching lines @@
         public ContentViewApi23(Context context, ContentViewCore cvc) {
             super(context, cvc);
         }
 
         @Override
         public void onProvideVirtualStructure(final ViewStructure structure) {
             mContentViewCore.onProvideVirtualStructure(structure, false);
         }
     }
 }