Adds DevTools commands for forced viewport override.

third_party/WebKit/Source/web/ChromeClientImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * 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.
@@ skipping 75 matching lines @@
 #include "public/web/WebSettings.h"
 #include "public/web/WebTextDirection.h"
 #include "public/web/WebTouchAction.h"
 #include "public/web/WebUserGestureIndicator.h"
 #include "public/web/WebUserGestureToken.h"
 #include "public/web/WebViewClient.h"
 #include "public/web/WebWindowFeatures.h"
 #include "web/ColorChooserPopupUIController.h"
 #include "web/ColorChooserUIController.h"
 #include "web/DateTimeChooserImpl.h"
+#include "web/DevToolsEmulator.h"
 #include "web/ExternalDateTimeChooser.h"
 #include "web/ExternalPopupMenu.h"
 #include "web/PopupMenuImpl.h"
 #include "web/WebFileChooserCompletionImpl.h"
 #include "web/WebFrameWidgetImpl.h"
 #include "web/WebInputEventConversion.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebPluginContainerImpl.h"
 #include "web/WebSettingsImpl.h"
 #include "web/WebViewImpl.h"
+#include "wtf/Optional.h"
 #include "wtf/PtrUtil.h"
 #include "wtf/text/CString.h"
 #include "wtf/text/CharacterNames.h"
 #include "wtf/text/StringBuilder.h"
 #include "wtf/text/StringConcatenate.h"
 #include <memory>
 
 namespace blink {
 
 namespace {
@@ skipping 470 matching lines @@
     WebFloatRect viewportRect(0, 0, scalarValue, 0);
     m_webView->client()->convertWindowToViewport(&viewportRect);
     return viewportRect.width;
 }
 
 WebScreenInfo ChromeClientImpl::screenInfo() const
 {
     return m_webView->client() ? m_webView->client()->screenInfo() : WebScreenInfo();
 }
 
+WTF::Optional<IntRect> ChromeClientImpl::visibleContentRectForPainting() const
+{
+    return m_webView->devToolsEmulator()->visibleContentRectForPainting();
+}
+
 void ChromeClientImpl::contentsSizeChanged(LocalFrame* frame, const IntSize& size) const
 {
     m_webView->didChangeContentsSize();
 
     WebLocalFrameImpl* webframe = WebLocalFrameImpl::fromFrame(frame);
     webframe->didChangeContentsSize(size);
 }
 
 void ChromeClientImpl::pageScaleFactorChanged() const
 {
     m_webView->pageScaleFactorChanged();
 }
 
+void ChromeClientImpl::mainFrameScrollOffsetChanged() const
+{
+    m_webView->mainFrameScrollOffsetChanged();
+}
+
 float ChromeClientImpl::clampPageScaleFactorToLimits(float scale) const
 {
     return m_webView->clampPageScaleFactorToLimits(scale);
 }
 
 void ChromeClientImpl::layoutUpdated(LocalFrame* frame) const
 {
     m_webView->layoutUpdated(WebLocalFrameImpl::fromFrame(frame));
 }
 
@@ skipping 475 matching lines @@
 {
     return wrapUnique(m_webView->scheduler()->createFrameScheduler(blameContext).release());
 }
 
 double ChromeClientImpl::lastFrameTimeMonotonic() const
 {
     return m_webView->lastFrameTimeMonotonic();
 }
 
 } // namespace blink