Adds enableVirtualTime and setVirtualTimePolicy To Emulation domain.

third_party/WebKit/Source/web/InspectorEmulationAgent.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "web/InspectorEmulationAgent.h"
 
 #include "core/frame/FrameHost.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/Settings.h"
 #include "core/page/Page.h"
 #include "platform/geometry/DoubleRect.h"
+#include "public/platform/WebViewScheduler.h"
 #include "web/DevToolsEmulator.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebViewImpl.h"
 
 namespace blink {
 
 namespace EmulationAgentState {
 static const char scriptExecutionDisabled[] = "scriptExecutionDisabled";
 static const char touchEventEmulationEnabled[] = "touchEventEmulationEnabled";
 static const char emulatedMedia[] = "emulatedMedia";
@@ skipping 63 matching lines @@
 {
     m_state->setString(EmulationAgentState::emulatedMedia, media);
     webViewImpl()->page()->settings().setMediaTypeOverride(media);
 }
 
 void InspectorEmulationAgent::setCPUThrottlingRate(ErrorString*, double throttlingRate)
 {
     m_client->setCPUThrottlingRate(throttlingRate);
 }
 
+void InspectorEmulationAgent::setVirtualTimePolicy(ErrorString*, const String& in_policy)
+{
+    if (protocol::Emulation::VirtualTimePolicyEnum::Advance == in_policy) {
+        m_webLocalFrameImpl->view()->scheduler()->enableVirtualTime();
+        m_webLocalFrameImpl->view()->scheduler()->setVirtualTimePolicy(WebViewScheduler::VirtualTimePolicy::ADVANCE);
+    } else if (protocol::Emulation::VirtualTimePolicyEnum::Pause == in_policy) {
+        m_webLocalFrameImpl->view()->scheduler()->enableVirtualTime();
+        m_webLocalFrameImpl->view()->scheduler()->setVirtualTimePolicy(WebViewScheduler::VirtualTimePolicy::PAUSE);
+    } else if (protocol::Emulation::VirtualTimePolicyEnum::PauseIfNetworkFetchesPending == in_policy) {
+        m_webLocalFrameImpl->view()->scheduler()->enableVirtualTime();
+        m_webLocalFrameImpl->view()->scheduler()->setVirtualTimePolicy(WebViewScheduler::VirtualTimePolicy::PAUSE_IF_NETWORK_FETCHES_PENDING);
+    }
+}
+
 DEFINE_TRACE(InspectorEmulationAgent)
 {
     visitor->trace(m_webLocalFrameImpl);
     InspectorBaseAgent::trace(visitor);
 }
 
 } // namespace blink