Remove the print option from the menu and make it a share destination.

chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java

 // Copyright 2015 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.browser.customtabs;
 
 import android.app.PendingIntent;
 import android.content.Intent;
 import android.graphics.Bitmap;
 import android.net.Uri;
@@ skipping 612 matching lines @@
             return super.onKeyDown(keyCode, event);
         }
         return KeyboardShortcuts.onKeyDown(event, this, true, false)
                 || super.onKeyDown(keyCode, event);
     }
 
     @Override
     public boolean onMenuOrKeyboardAction(int id, boolean fromMenu) {
         // Disable creating new tabs, bookmark, history, print, help, focus_url, etc.
         if (id == R.id.focus_url_bar || id == R.id.all_bookmarks_menu_id
-                || id == R.id.print_id || id == R.id.help_id
-                || id == R.id.recent_tabs_menu_id || id == R.id.new_incognito_tab_menu_id
-                || id == R.id.new_tab_menu_id || id == R.id.open_history_menu_id) {
+                || id == R.id.help_id || id == R.id.recent_tabs_menu_id
+                || id == R.id.new_incognito_tab_menu_id || id == R.id.new_tab_menu_id
+                || id == R.id.open_history_menu_id) {
             return true;
         } else if (id == R.id.open_in_browser_id) {
             openCurrentUrlInBrowser(false, true);
             RecordUserAction.record("CustomTabsMenuOpenInChrome");
             return true;
         } else if (id == R.id.read_it_later_id) {
             openCurrentUrlInBrowser(false, false);
             RecordUserAction.record("CustomTabsMenuReadItLater");
             return true;
         } else if (id == R.id.info_menu_id) {
@@ skipping 139 matching lines @@
      *         overridden if the Data Reduction Proxy is using Lo-Fi previews.
      */
     private String getUrlToLoad() {
         String url = IntentHandler.getUrlFromIntent(getIntent());
         if (!TextUtils.isEmpty(url)) {
             url = DataReductionProxySettings.getInstance().maybeRewriteWebliteUrl(url);
         }
         return url;
     }
 }