Rename usesOverlayScrollbars of settings to mockScrollbarsUseOverlay

Source/core/page/Settings.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 59 matching lines @@
 {
     ScriptFontFamilyMap::const_iterator it = fontMap.find(static_cast<int>(script));
     if (it != fontMap.end())
         return it->value;
     if (script != USCRIPT_COMMON)
         return getGenericFontFamilyForScript(fontMap, USCRIPT_COMMON);
     return emptyAtom;
 }
 
 bool Settings::gMockScrollbarsEnabled = false;
-bool Settings::gUsesOverlayScrollbars = false;
+bool Settings::gMockScrollbarsUseOverlay = false;
 
 // NOTEs
 //  1) EditingMacBehavior comprises builds on Mac;
 //  2) EditingWindowsBehavior comprises builds on Windows;
 //  3) EditingUnixBehavior comprises all unix-based systems, but Darwin/MacOS/Android (and then abusing the terminology);
 //  4) EditingAndroidBehavior comprises Android builds.
 // 99) MacEditingBehavior is used a fallback.
 static EditingBehaviorType editingBehaviorTypeForPlatform()
 {
     return
@@ skipping 261 matching lines @@
 void Settings::setMockScrollbarsEnabled(bool flag)
 {
     gMockScrollbarsEnabled = flag;
 }
 
 bool Settings::mockScrollbarsEnabled()
 {
     return gMockScrollbarsEnabled;
 }
 
-void Settings::setUsesOverlayScrollbars(bool flag)
+void Settings::setMockScrollbarsUseOverlay(bool flag)
 {
-    gUsesOverlayScrollbars = flag;
+    gMockScrollbarsUseOverlay = flag;
 }
 
-bool Settings::usesOverlayScrollbars()
+bool Settings::mockScrollbarsUseOverlay()
 {
-    return gUsesOverlayScrollbars;
+    return gMockScrollbarsUseOverlay;
 }
 
 void Settings::setOpenGLMultisamplingEnabled(bool flag)
 {
     if (m_openGLMultisamplingEnabled == flag)
         return;
 
     m_openGLMultisamplingEnabled = flag;
     m_page->multisamplingChanged();
 }
 
 bool Settings::openGLMultisamplingEnabled()
 {
     return m_openGLMultisamplingEnabled;
 }
 
 void Settings::setViewportEnabled(bool enabled)
 {
     if (m_viewportEnabled == enabled)
         return;
 
     m_viewportEnabled = enabled;
     if (m_page->mainFrame())
         m_page->mainFrame()->document()->updateViewportArguments();
 }
 
 } // namespace WebCore