Remove some straggling zoom-related code.

sky/engine/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 27 matching lines @@
 #include "public/platform/WebURL.h"
 
 namespace blink {
 
 WebSettingsImpl::WebSettingsImpl(Settings* settings)
     : m_settings(settings)
     , m_showFPSCounter(false)
     , m_showPaintRects(false)
     , m_renderVSyncNotificationEnabled(false)
     , m_deferredImageDecodingEnabled(false)
-    , m_doubleTapToZoomEnabled(false)
     , m_supportDeprecatedTargetDensityDPI(false)
     , m_shrinksViewportContentToFit(false)
     , m_mainFrameResizesAreOrientationChanges(false)
 {
     ASSERT(settings);
 }
 
 void WebSettingsImpl::setStandardFontFamily(const WebString& font, UScriptCode script)
 {
     if (m_settings->genericFontFamilySettings().updateStandard(font, script))
@@ skipping 129 matching lines @@
 void WebSettingsImpl::setShrinksViewportContentToFit(bool shrinkViewportContent)
 {
     m_shrinksViewportContentToFit = shrinkViewportContent;
 }
 
 void WebSettingsImpl::setUseWideViewport(bool useWideViewport)
 {
     m_settings->setUseWideViewport(useWideViewport);
 }
 
-void WebSettingsImpl::setDoubleTapToZoomEnabled(bool doubleTapToZoomEnabled)
-{
-    m_doubleTapToZoomEnabled = doubleTapToZoomEnabled;
-}
-
 void WebSettingsImpl::setDownloadableBinaryFontsEnabled(bool enabled)
 {
     m_settings->setDownloadableBinaryFontsEnabled(enabled);
 }
 
 void WebSettingsImpl::setJavaScriptCanAccessClipboard(bool enabled)
 {
     m_settings->setJavaScriptCanAccessClipboard(enabled);
 }
 
@@ skipping 180 matching lines @@
 {
     m_mainFrameResizesAreOrientationChanges = enabled;
 }
 
 void WebSettingsImpl::setV8CacheOptions(V8CacheOptions options)
 {
     m_settings->setV8CacheOptions(static_cast<blink::V8CacheOptions>(options));
 }
 
 } // namespace blink