Add setting for fitting the content in the viewport width

Source/web/WebDevToolsAgentImpl.cpp

 /*
  * Copyright (C) 2010-2011 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 345 matching lines @@
 {
     if (m_emulateViewportEnabled)
         return;
     m_emulateViewportEnabled = true;
     m_isOverlayScrollbarsEnabled = RuntimeEnabledFeatures::overlayScrollbarsEnabled();
     RuntimeEnabledFeatures::setOverlayScrollbarsEnabled(true);
     m_originalViewportEnabled = RuntimeEnabledFeatures::cssViewportEnabled();
     RuntimeEnabledFeatures::setCSSViewportEnabled(true);
     m_webViewImpl->settings()->setViewportEnabled(true);
     m_webViewImpl->settings()->setViewportMetaEnabled(true);
+    m_webViewImpl->settings()->setShrinksViewportContentToFit(true);
     m_webViewImpl->setIgnoreViewportTagScaleLimits(true);
     m_webViewImpl->setPageScaleFactorLimits(-1, -1);
     m_webViewImpl->setZoomFactorOverride(1);
 }
 
 void WebDevToolsAgentImpl::disableViewportEmulation()
 {
     if (!m_emulateViewportEnabled)
         return;
     RuntimeEnabledFeatures::setOverlayScrollbarsEnabled(m_isOverlayScrollbarsEnabled);
     RuntimeEnabledFeatures::setCSSViewportEnabled(m_originalViewportEnabled);
     m_webViewImpl->settings()->setViewportEnabled(false);
     m_webViewImpl->settings()->setViewportMetaEnabled(false);
+    m_webViewImpl->settings()->setShrinksViewportContentToFit(false);
     m_webViewImpl->setIgnoreViewportTagScaleLimits(false);
     m_webViewImpl->setPageScaleFactorLimits(1, 1);
     m_webViewImpl->setZoomFactorOverride(0);
     m_emulateViewportEnabled = false;
 }
 
 void WebDevToolsAgentImpl::getAllocatedObjects(HashSet<const void*>& set)
 {
     class CountingVisitor : public WebDevToolsAgentClient::AllocatedObjectVisitor {
     public:
@@ skipping 277 matching lines @@
         || commandName == InspectorBackendDispatcher::commandName(InspectorBackendDispatcher::kProfiler_startCmd)
         || commandName == InspectorBackendDispatcher::commandName(InspectorBackendDispatcher::kProfiler_stopCmd);
 }
 
 void WebDevToolsAgent::processPendingMessages()
 {
     PageScriptDebugServer::shared().runPendingTasks();
 }
 
 } // namespace blink