Hide Url bar in tab switcher mode.

chrome/android/shell/java/src/org/chromium/chrome/shell/ChromeShellToolbar.java

 // Copyright 2014 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.chrome.shell;
 
 import android.annotation.SuppressLint;
 import android.content.Context;
 import android.content.res.Configuration;
 import android.util.AttributeSet;
@@ skipping 162 matching lines @@
                 setKeyboardVisibilityForUrl(false);
                 tab.getView().requestFocus();
                 return true;
             }
         });
         mUrlTextView.setOnFocusChangeListener(new OnFocusChangeListener() {
             @Override
             public void onFocusChange(View v, boolean hasFocus) {
                 setKeyboardVisibilityForUrl(hasFocus);
                 mFocus = hasFocus;
-                updateToolBarButtonState();
+                updateToolbarState();
                 if (!hasFocus && mTab != null) {
                     mUrlTextView.setText(mTab.getWebContents().getUrl());
                     mSuggestionPopup.dismissPopup();
                 }
             }
         });
         mUrlTextView.setOnKeyListener(new OnKeyListener() {
             @Override
             public boolean onKey(View v, int keyCode, KeyEvent event) {
                 if (keyCode == KeyEvent.KEYCODE_BACK) {
@@ skipping 57 matching lines @@
         mAddButton = (ImageButton) findViewById(R.id.add_button);
         mAddButton.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
                 mTabManager.createNewTab();
             }
         });
     }
 
     /**
-     * Shows or hides the add and the stop/reload button.
+     * Shows or hides the add button, the stop/reload button and the URL bar.
      */
-    public void updateToolBarButtonState() {
+    public void updateToolbarState() {
         boolean tabSwitcherState = mTabManager.isTabSwitcherVisible();
         mAddButton.setVisibility(tabSwitcherState ? VISIBLE : GONE);
         mStopReloadButton.setVisibility(tabSwitcherState || mFocus ? GONE : VISIBLE);
+        mUrlTextView.setVisibility(tabSwitcherState ? INVISIBLE : VISIBLE);
     }
 
     /**
      * @return Current tab that is shown by ChromeShell.
      */
     public ChromeShellTab getCurrentTab() {
         return mTab;
     }
 
     /**
@@ skipping 21 matching lines @@
         public void onLoadProgressChanged(Tab tab, int progress) {
             if (tab == mTab) ChromeShellToolbar.this.onLoadProgressChanged(progress);
         }
 
         @Override
         public void onUpdateUrl(Tab tab, String url) {
             if (tab == mTab) ChromeShellToolbar.this.onUpdateUrl(url);
         }
     }
 }