DevTools: Support asynchronous call stacks on backend.

Source/core/inspector/InspectorDebuggerAgent.cpp

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  * 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 637 matching lines @@
 }
 
 void InspectorDebuggerAgent::cancelPauseOnNextStatement()
 {
     if (m_javaScriptPauseScheduled)
         return;
     clearBreakDetails();
     scriptDebugServer().setPauseOnNextStatement(false);
 }
 
+void InspectorDebuggerAgent::requestAsyncCallFramesIfNeeded()
+{
+    if (m_asyncCallStackTracker.isEnabled())
+        scriptDebugServer().requestAsyncCallFrames();
+}
+
+void InspectorDebuggerAgent::didRequestAsyncCallFrames(ScriptValue callFrames)
+{
+    m_asyncCallStackTracker.didRequestAsyncCallFrames(callFrames);
+}
+
+void InspectorDebuggerAgent::didInstallTimer(ExecutionContext*, int timerId, int timeout, bool singleShot)
+{
+    m_asyncCallStackTracker.didInstallTimer(timerId, singleShot);
+    requestAsyncCallFramesIfNeeded();
+}
+
+void InspectorDebuggerAgent::didRemoveTimer(ExecutionContext*, int timerId)
+{
+    m_asyncCallStackTracker.didRemoveTimer(timerId);
+}
+
+bool InspectorDebuggerAgent::willFireTimer(ExecutionContext*, int timerId)
+{
+    m_asyncCallStackTracker.willFireTimer(timerId);
+    return true;
+}
+
 void InspectorDebuggerAgent::didFireTimer()
 {
+    m_asyncCallStackTracker.didAsyncCall();
     cancelPauseOnNextStatement();
 }
 
+void InspectorDebuggerAgent::didRequestAnimationFrame(Document*, int callbackId)
+{
+    m_asyncCallStackTracker.didRequestAnimationFrame(callbackId);
+    requestAsyncCallFramesIfNeeded();
+}
+
+void InspectorDebuggerAgent::didCancelAnimationFrame(Document*, int callbackId)
+{
+    m_asyncCallStackTracker.didCancelAnimationFrame(callbackId);
+}
+
+bool InspectorDebuggerAgent::willFireAnimationFrame(Document*, int callbackId)
+{
+    m_asyncCallStackTracker.willFireAnimationFrame(callbackId);
+    return true;
+}
+
+void InspectorDebuggerAgent::didFireAnimationFrame()
+{
+    m_asyncCallStackTracker.didAsyncCall();
+}
+
 void InspectorDebuggerAgent::didHandleEvent()
 {
     cancelPauseOnNextStatement();
 }
 
 void InspectorDebuggerAgent::pause(ErrorString*)
 {
     if (m_javaScriptPauseScheduled)
         return;
     clearBreakDetails();
@@ skipping 307 matching lines @@
     ASSERT(scriptState && !m_pausedScriptState);
     m_pausedScriptState = scriptState;
     m_currentCallStack = callFrames;
 
     m_skipStepInCount = numberOfStepsBeforeStepOut;
 
     if (!exception.hasNoValue()) {
         InjectedScript injectedScript = m_injectedScriptManager->injectedScriptFor(scriptState);
         if (!injectedScript.hasNoValue()) {
             m_breakReason = InspectorFrontend::Debugger::Reason::Exception;
-            m_breakAuxData = injectedScript.wrapObject(exception, "backtrace")->openAccessors();
+            m_breakAuxData = injectedScript.wrapObject(exception, InspectorDebuggerAgent::backtraceObjectGroup)->openAccessors();
             // m_breakAuxData might be null after this.
         }
     }
 
     RefPtr<Array<String> > hitBreakpointIds = Array<String>::create();
 
     for (Vector<String>::const_iterator i = hitBreakpoints.begin(); i != hitBreakpoints.end(); ++i) {
         DebugServerBreakpointToBreakpointIdAndSourceMap::iterator breakpointIterator = m_serverBreakpoints.find(*i);
         if (breakpointIterator != m_serverBreakpoints.end()) {
             const String& localId = breakpointIterator->value.first;
@@ skipping 37 matching lines @@
     m_breakAuxData = data;
     scriptDebugServer().breakProgram();
 }
 
 void InspectorDebuggerAgent::clear()
 {
     m_pausedScriptState = 0;
     m_currentCallStack = ScriptValue();
     m_scripts.clear();
     m_breakpointIdToDebugServerBreakpointIds.clear();
+    m_asyncCallStackTracker.clear();
     m_continueToLocationBreakpointId = String();
     clearBreakDetails();
     m_javaScriptPauseScheduled = false;
     ErrorString error;
     setOverlayMessage(&error, 0);
 }
 
 bool InspectorDebuggerAgent::assertPaused(ErrorString* errorString)
 {
     if (!m_pausedScriptState) {
@@ skipping 18 matching lines @@
 
 void InspectorDebuggerAgent::removeBreakpoint(const String& scriptId, int lineNumber, int columnNumber, BreakpointSource source)
 {
     removeBreakpoint(generateBreakpointId(scriptId, lineNumber, columnNumber, source));
 }
 
 void InspectorDebuggerAgent::reset()
 {
     m_scripts.clear();
     m_breakpointIdToDebugServerBreakpointIds.clear();
+    m_asyncCallStackTracker.clear();
     if (m_frontend)
         m_frontend->globalObjectCleared();
 }
 
 } // namespace WebCore