Remove meta viewport and @viewport CSS rules.

sky/engine/core/dom/ViewportDescription.cpp

Index: sky/engine/core/dom/ViewportDescription.cpp
diff --git a/sky/engine/core/dom/ViewportDescription.cpp b/sky/engine/core/dom/ViewportDescription.cpp
deleted file mode 100644
index e8fd88eaaf883f36668072f9dd72f01308ae64f5..0000000000000000000000000000000000000000
--- a/sky/engine/core/dom/ViewportDescription.cpp
+++ /dev/null
@@ -1,121 +0,0 @@
-/*
- * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
- *           (C) 1999 Antti Koivisto (koivisto@kde.org)
- *           (C) 2001 Dirk Mueller (mueller@kde.org)
- *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
- * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
- * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
- * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
- * Copyright (C) 2012-2013 Intel Corporation. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-
-#include "config.h"
-#include "core/dom/ViewportDescription.h"
-
-#include "core/dom/Document.h"
-#include "core/frame/FrameHost.h"
-#include "core/frame/FrameView.h"
-#include "core/frame/LocalFrame.h"
-#include "core/frame/Settings.h"
-#include "platform/weborigin/KURL.h"
-#include "public/platform/Platform.h"
-
-namespace blink {
-
-float ViewportDescription::resolveViewportLength(const Length& length, const FloatSize& initialViewportSize, Direction direction)
-{
-    if (length.isAuto())
-        return ViewportDescription::ValueAuto;
-
-    if (length.isFixed())
-        return length.getFloatValue();
-
-    if (length.type() == ExtendToZoom)
-        return ViewportDescription::ValueExtendToZoom;
-
-    if (length.type() == Percent && direction == Horizontal)
-        return initialViewportSize.width() * length.getFloatValue() / 100.0f;
-
-    if (length.type() == Percent && direction == Vertical)
-        return initialViewportSize.height() * length.getFloatValue() / 100.0f;
-
-    if (length.type() == DeviceWidth)
-        return initialViewportSize.width();
-
-    if (length.type() == DeviceHeight)
-        return initialViewportSize.height();
-
-    ASSERT_NOT_REACHED();
-    return ViewportDescription::ValueAuto;
-}
-
-void ViewportDescription::reportMobilePageStats(const LocalFrame* mainFrame) const
-{
-#if OS(ANDROID)
-    enum ViewportUMAType {
-        NoViewportTag,
-        DeviceWidth,
-        ConstantWidth,
-        MetaWidthOther,
-        MetaHandheldFriendly,
-        MetaMobileOptimized,
-        XhtmlMobileProfile,
-        TypeCount
-    };
-
-    if (!mainFrame || !mainFrame->host() || !mainFrame->view() || !mainFrame->document())
-        return;
-
-    // Avoid chrome:// pages like the new-tab page (on Android new tab is non-http).
-    if (!mainFrame->document()->url().protocolIsInHTTPFamily())
-        return;
-
-    if (!isSpecifiedByAuthor()) {
-        Platform::current()->histogramEnumeration("Viewport.MetaTagType", NoViewportTag, TypeCount);
-        return;
-    }
-
-    if (isMetaViewportType()) {
-        if (maxWidth.type() == blink::Fixed) {
-            Platform::current()->histogramEnumeration("Viewport.MetaTagType", ConstantWidth, TypeCount);
-
-            if (mainFrame->view()) {
-                // To get an idea of how "far" the viewport is from the device's ideal width, we
-                // report the zoom level that we'd need to be at for the entire page to be visible.
-                int viewportWidth = maxWidth.intValue();
-                int windowWidth = mainFrame->view()->frameRect().width();
-                int overviewZoomPercent = 100 * windowWidth / static_cast<float>(viewportWidth);
-                Platform::current()->histogramSparse("Viewport.OverviewZoom", overviewZoomPercent);
-            }
-
-        } else if (maxWidth.type() == blink::DeviceWidth || maxWidth.type() == blink::ExtendToZoom) {
-            Platform::current()->histogramEnumeration("Viewport.MetaTagType", DeviceWidth, TypeCount);
-        } else {
-            // Overflow bucket for cases we may be unaware of.
-            Platform::current()->histogramEnumeration("Viewport.MetaTagType", MetaWidthOther, TypeCount);
-        }
-    } else if (type == ViewportDescription::HandheldFriendlyMeta) {
-        Platform::current()->histogramEnumeration("Viewport.MetaTagType", MetaHandheldFriendly, TypeCount);
-    } else if (type == ViewportDescription::MobileOptimizedMeta) {
-        Platform::current()->histogramEnumeration("Viewport.MetaTagType", MobileOptimizedMeta, TypeCount);
-    }
-#endif
-}
-
-} // namespace blink