[DevTools] Fix InspectorOverlay breakage after suspend.

third_party/WebKit/Source/web/InspectorOverlay.cpp

 /*
  * Copyright (C) 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 553 matching lines @@
     v8::Local<v8::Value> string = toLocalFrame(overlayPage()->mainFrame())->script().executeScriptInMainWorldAndReturnValue(ScriptSourceCode(script), ScriptController::ExecuteScriptWhenScriptsDisabled);
     return toCoreStringWithUndefinedOrNullCheck(string);
 }
 
 void InspectorOverlay::onTimer(Timer<InspectorOverlay>*)
 {
     m_resizeTimerActive = false;
     scheduleUpdate();
 }
 
-void InspectorOverlay::clear()
+void InspectorOverlay::clearInternal()
 {
     if (m_layoutEditor)
         m_layoutEditor.clear();
 
     if (m_overlayPage) {
         m_overlayPage->willBeDestroyed();
         m_overlayPage.clear();
         m_overlayChromeClient.clear();
     }
     m_resizeTimerActive = false;
     m_pausedInDebuggerMessage = String();
     m_inspectMode = InspectorDOMAgent::NotSearching;
     m_timer.stop();
     hideHighlight();
+}
 
+void InspectorOverlay::clear()
+{
+    clearInternal();
     m_debuggerAgent.clear();
     m_domAgent.clear();
     m_cssAgent.clear();
     m_overlayHost->setListener(nullptr);
 }
 
 void InspectorOverlay::overlayResumed()
 {
     if (m_debuggerAgent) {
         ErrorString error;
@@ skipping 55 matching lines @@
     if (m_inspectModeHighlightConfig)
         highlightNode(m_hoveredNodeForInspectMode.get(), *m_inspectModeHighlightConfig, false);
 
     toChromeClientImpl(m_webViewImpl->page()->chromeClient()).setCursorOverridden(false);
     toChromeClientImpl(m_webViewImpl->page()->chromeClient()).setCursor(pointerCursor(), overlayMainFrame());
 }
 
 void InspectorOverlay::profilingStarted()
 {
     if (!m_suspendCount++)
-        clear();
+        clearInternal();
 }
 
 void InspectorOverlay::profilingStopped()
 {
     --m_suspendCount;
 }
 
 void InspectorOverlay::pageLayoutInvalidated(bool resized)
 {
     if (resized && m_drawViewSize) {
@@ skipping 101 matching lines @@
 
 void InspectorOverlay::initializeLayoutEditorIfNeeded(Node* node)
 {
     if (m_inspectMode != InspectorDOMAgent::ShowLayoutEditor || !node || !node->isElementNode() || !node->ownerDocument()->isActive() || !m_cssAgent || !m_domAgent)
         return;
     m_layoutEditor = LayoutEditor::create(toElement(node), m_cssAgent, m_domAgent, &overlayMainFrame()->script());
     toChromeClientImpl(m_webViewImpl->page()->chromeClient()).setCursorOverridden(true);
 }
 
 } // namespace blink