[DevTools] Notify embedder about pausing/resuming in debugger.

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 118 matching lines @@
         const HashSet<Page*>& pages = Page::ordinaryPages();
         HashSet<Page*>::const_iterator end = pages.end();
         for (HashSet<Page*>::const_iterator it =  pages.begin(); it != end; ++it) {
             WebViewImpl* view = WebViewImpl::fromPage(*it);
             if (!view)
                 continue;
             m_frozenViews.add(view);
             views.append(view);
             view->setIgnoreInputEvents(true);
         }
+        // Notify embedder about pausing.
+        agent->client()->willEnterDebugLoop();
 
         // 2. Disable active objects
         WebView::willEnterModalLoop();
 
         // 3. Process messages until quitNow is called.
         m_messageLoop->run();
 
         // 4. Resume active objects
         WebView::didExitModalLoop();
 
         // 5. Resume input events.
         for (Vector<WebViewImpl*>::iterator it = views.begin(); it != views.end(); ++it) {
             if (m_frozenViews.contains(*it)) {
                 // The view was not closed during the dispatch.
                 (*it)->setIgnoreInputEvents(false);
             }
         }
+        agent->client()->didExitDebugLoop();
 
         // 6. All views have been resumed, clear the set.
         m_frozenViews.clear();
 
         m_running = false;
     }
 
     virtual void quitNow()
     {
         m_messageLoop->quitNow();
@@ skipping 552 matching lines @@
         || commandName == InspectorBackendDispatcher::commandName(InspectorBackendDispatcher::kDebugger_removeBreakpointCmd)
         || commandName == InspectorBackendDispatcher::commandName(InspectorBackendDispatcher::kDebugger_setBreakpointsActiveCmd);
 }
 
 void WebDevToolsAgent::processPendingMessages()
 {
     PageScriptDebugServer::shared().runPendingTasks();
 }
 
 } // namespace blink