Add Settings::deviceScaleAdjustment.

Source/web/WebSettingsImpl.cpp

 /*
  * Copyright (C) 2009 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 139 matching lines @@
 void WebSettingsImpl::setTextAutosizingEnabled(bool enabled)
 {
     m_settings->setTextAutosizingEnabled(enabled);
 }
 
 void WebSettingsImpl::setTextAutosizingFontScaleFactor(float fontScaleFactor)
 {
     m_settings->setTextAutosizingFontScaleFactor(fontScaleFactor);
 }
 
+void WebSettingsImpl::setDeviceScaleAdjustment(float deviceScaleAdjustment)
+{
+    m_settings->setDeviceScaleAdjustment(deviceScaleAdjustment);
+}
+
 void WebSettingsImpl::setDefaultTextEncodingName(const WebString& encoding)
 {
     m_settings->setDefaultTextEncodingName((String)encoding);
 }
 
 void WebSettingsImpl::setJavaScriptEnabled(bool enabled)
 {
     m_settings->setScriptEnabled(enabled);
 }
 
@@ skipping 565 matching lines @@
 {
     m_settings->setPinchVirtualViewportEnabled(enabled);
 }
 
 void WebSettingsImpl::setUseSolidColorScrollbars(bool enabled)
 {
     m_settings->setUseSolidColorScrollbars(enabled);
 }
 
 } // namespace WebKit