DevTools: Support async call stacks for FileSystem API (part 1).

Source/core/inspector/InspectorDebuggerAgent.cpp

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2013 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.
@@ skipping 824 matching lines @@
     if (m_asyncCallStackTracker.isEnabled())
         m_asyncCallStackTracker.willPerformExecutionContextTask(context, task);
 }
 
 void InspectorDebuggerAgent::didPerformExecutionContextTask()
 {
     if (m_asyncCallStackTracker.isEnabled())
         m_asyncCallStackTracker.didFireAsyncCall();
 }
 
+void InspectorDebuggerAgent::didEnqueueAsyncFileSystemCallback(ExecutionContext* context, AsyncFileSystemCallbacks* callback)
+{
+    if (m_asyncCallStackTracker.isEnabled())
+        m_asyncCallStackTracker.didEnqueueAsyncFileSystemCallback(context, callback, scriptDebugServer().currentCallFramesForAsyncStack());
+}
+
+void InspectorDebuggerAgent::didRemoveAsyncFileSystemCallback(ExecutionContext* context, AsyncFileSystemCallbacks* callback)
+{
+    if (m_asyncCallStackTracker.isEnabled())
+        m_asyncCallStackTracker.didRemoveAsyncFileSystemCallback(context, callback);
+}
+
+void InspectorDebuggerAgent::willHandleAsyncFileSystemCallback(ExecutionContext* context, AsyncFileSystemCallbacks* callback, bool willReschedule, bool hasMore)
+{
+    if (!m_asyncCallStackTracker.isEnabled())
+        return;
+    if (willReschedule)
+        m_asyncCallStackTracker.willRescheduleAsyncCallChain();
+    m_asyncCallStackTracker.willHandleAsyncFileSystemCallback(context, callback, hasMore);
+}
+
+void InspectorDebuggerAgent::didHandleAsyncFileSystemCallback(ExecutionContext* context, AsyncFileSystemCallbacks* callback, bool didReschedule)
+{
+    if (!m_asyncCallStackTracker.isEnabled())
+        return;
+    m_asyncCallStackTracker.didFireAsyncCall();
+    if (didReschedule)
+        m_asyncCallStackTracker.didRescheduleAsyncCallChain();
+}
+
 void InspectorDebuggerAgent::didReceiveV8AsyncTaskEvent(ExecutionContext* context, const String& eventType, const String& eventName, int id)
 {
     if (!m_asyncCallStackTracker.isEnabled())
         return;
     if (eventType == v8AsyncTaskEventEnqueue)
         m_asyncCallStackTracker.didEnqueueV8AsyncTask(context, eventName, id, scriptDebugServer().currentCallFramesForAsyncStack());
     else if (eventType == v8AsyncTaskEventWillHandle)
         m_asyncCallStackTracker.willHandleV8AsyncTask(context, eventName, id);
     else if (eventType == v8AsyncTaskEventDidHandle)
         m_asyncCallStackTracker.didFireAsyncCall();
@@ skipping 529 matching lines @@
 {
     m_scripts.clear();
     m_breakpointIdToDebugServerBreakpointIds.clear();
     m_asyncCallStackTracker.clear();
     if (m_frontend)
         m_frontend->globalObjectCleared();
 }
 
 } // namespace WebCore