Issue 3769 - UI colours gone bad

mobile/android/base/toolbar/ToolbarEditLayout.java

 /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
  * This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 package org.mozilla.gecko.toolbar;
 
 import android.app.Activity;
 import android.content.Intent;
 import android.graphics.drawable.Drawable;
@@ skipping 133 matching lines @@
             return;
         }
 
         // When on tablet show a magnifying glass in editing mode
         final int searchDrawableId = R.drawable.search_icon_active;
         final Drawable searchDrawable;
         if (!isActive) {
             searchDrawable = DrawableUtil.tintDrawable(getContext(), searchDrawableId, R.color.placeholder_grey);
         } else {
             if (isPrivateMode()) {
-                searchDrawable = DrawableUtil.tintDrawable(getContext(), searchDrawableId, R.color.tabs_tray_icon_grey);
+                // Modified in order to follow ABB style guide. See https://issues.adblockplus.org/ticket/3769
+                searchDrawable = DrawableUtil.tintDrawable(getContext(), searchDrawableId, R.color.private_active_text);
             } else {
                 searchDrawable = getResources().getDrawable(searchDrawableId);
             }
         }
 
         mSearchIcon.setImageDrawable(searchDrawable);
     }
 
     @Override
     public void setOnFocusChangeListener(OnFocusChangeListener listener) {
@@ skipping 172 matching lines @@
                         showKeyboardOnFocus = true;
                     }
                 }
                 // We can get the SCAN_RESULT_FORMAT, SCAN_RESULT_BYTES,
                 // SCAN_RESULT_ORIENTATION and SCAN_RESULT_ERROR_CORRECTION_LEVEL
                 // as well as the actual result, which may hold a URL.
             }
         });
     }
 }