[DO NOT COMMIT] [DO NOT REVIEW] XHR timeout layout test

Source/bindings/core/v8/V8AbstractEventListener.cpp

Index: Source/bindings/core/v8/V8AbstractEventListener.cpp
diff --git a/Source/bindings/core/v8/V8AbstractEventListener.cpp b/Source/bindings/core/v8/V8AbstractEventListener.cpp
index 9712acca97fc301f330063bee4a19dfdde23ce4d..ede386d45e6b01a567d3bacca3782d4ce7869df8 100644
--- a/Source/bindings/core/v8/V8AbstractEventListener.cpp
+++ b/Source/bindings/core/v8/V8AbstractEventListener.cpp
@@ -40,6 +40,7 @@
 #include "core/events/Event.h"
 #include "core/inspector/InspectorCounters.h"
 #include "core/workers/WorkerGlobalScope.h"
+#include <base/debug/stack_trace.h>
 
 namespace blink {
 
@@ -75,13 +76,20 @@ V8AbstractEventListener::~V8AbstractEventListener()
 
 void V8AbstractEventListener::handleEvent(ExecutionContext*, Event* event)
 {
-    if (!scriptState()->contextIsValid())
+    fprintf(stderr, "%s event->type = %s\n", __PRETTY_FUNCTION__, event ? event->type().utf8().data() : "(null)");
+    if (!scriptState()->contextIsValid()) {
+        fprintf(stderr, "%s:%d\n", __FILE__, __LINE__);
         return;
-    if (!scriptState()->executionContext())
+    }
+    if (!scriptState()->executionContext()) {
+        fprintf(stderr, "%s:%d\n", __FILE__, __LINE__);
         return;
+    }
     // Don't reenter V8 if execution was terminated in this instance of V8.
-    if (scriptState()->executionContext()->isJSExecutionForbidden())
+    if (scriptState()->executionContext()->isJSExecutionForbidden()) {
+        fprintf(stderr, "%s:%d\n", __FILE__, __LINE__);
         return;
+    }
 
     ASSERT(event);
 
@@ -91,11 +99,17 @@ void V8AbstractEventListener::handleEvent(ExecutionContext*, Event* event)
 
     ScriptState::Scope scope(scriptState());
 
+    fprintf(stderr, "%s:%d\n", __FILE__, __LINE__);
     // Get the V8 wrapper for the event object.
     v8::Handle<v8::Value> jsEvent = toV8(event, scriptState()->context()->Global(), isolate());
-    if (jsEvent.IsEmpty())
+    fprintf(stderr, "%s:%d\n", __FILE__, __LINE__);
+    if (jsEvent.IsEmpty()) {
+        fprintf(stderr, "%s:%d\n", __FILE__, __LINE__);
         return;
+    }
+    fprintf(stderr, "%s:%d\n", __FILE__, __LINE__);
     invokeEventHandler(event, v8::Local<v8::Value>::New(isolate(), jsEvent));
+    fprintf(stderr, "%s:%d\n", __FILE__, __LINE__);
 }
 
 void V8AbstractEventListener::setListenerObject(v8::Handle<v8::Object> listener)
@@ -106,6 +120,7 @@ void V8AbstractEventListener::setListenerObject(v8::Handle<v8::Object> listener)
 
 void V8AbstractEventListener::invokeEventHandler(Event* event, v8::Local<v8::Value> jsEvent)
 {
+    fprintf(stderr, "%s event->type = %s, this = %p\n", __PRETTY_FUNCTION__, event ? event->type().utf8().data() : "(null)", this);
     // If jsEvent is empty, attempt to set it as a hidden value would crash v8.
     if (jsEvent.IsEmpty())
         return;
@@ -125,13 +140,16 @@ void V8AbstractEventListener::invokeEventHandler(Event* event, v8::Local<v8::Val
         V8HiddenValue::setHiddenValue(isolate(), scriptState()->context()->Global(), V8HiddenValue::event(isolate()), jsEvent);
         tryCatch.Reset();
 
+        fprintf(stderr, "%s:%d\n", __FILE__, __LINE__);
         returnValue = callListenerFunction(jsEvent, event);
+        fprintf(stderr, "%s:%d\n", __FILE__, __LINE__);
         if (tryCatch.HasCaught())
             event->target()->uncaughtExceptionInEventHandler();
 
         if (!tryCatch.CanContinue()) { // Result of TerminateExecution().
             if (scriptState()->executionContext()->isWorkerGlobalScope())
                 toWorkerGlobalScope(scriptState()->executionContext())->script()->forbidExecution();
+            fprintf(stderr, "%s:%d\n", __FILE__, __LINE__);
             return;
         }
         tryCatch.Reset();
@@ -183,6 +201,7 @@ bool V8AbstractEventListener::belongsToTheCurrentWorld() const
 
 void V8AbstractEventListener::setWeakCallback(const v8::WeakCallbackData<v8::Object, V8AbstractEventListener> &data)
 {
+    fprintf(stderr, ">>>\n%s this = %p\n", __PRETTY_FUNCTION__, data.GetParameter());
     data.GetParameter()->m_listener.clear();
 }