Merge Webkit at r58956: Initial merge by Git.

Change-Id: I1d9fb60ea2c3f2ddc04c17a871acdb39353be228

2 files changed, 6 insertions, 13 deletions

diff --git a/JavaScriptCore/wtf/qt/MainThreadQt.cpp b/JavaScriptCore/wtf/qt/MainThreadQt.cpp
index 7b2d0f2..98b6a0c 100644
--- a/JavaScriptCore/wtf/qt/MainThreadQt.cpp
+++ b/JavaScriptCore/wtf/qt/MainThreadQt.cpp
@@ -33,7 +33,7 @@
 
 #include <QtCore/QObject>
 #include <QtCore/QCoreApplication>
-
+#include <QThread>
 
 namespace WTF {
 
@@ -67,6 +67,11 @@ void scheduleDispatchFunctionsOnMainThread()
     QMetaObject::invokeMethod(webkit_main_thread_invoker(), "dispatch", Qt::QueuedConnection);
 }
 
+bool isMainThread()
+{
+    return QThread::currentThread() == QCoreApplication::instance()->thread();
+}
+
 } // namespace WTF
 
 #include "MainThreadQt.moc"
diff --git a/JavaScriptCore/wtf/qt/ThreadingQt.cpp b/JavaScriptCore/wtf/qt/ThreadingQt.cpp
index dc04a68..7f81646 100644
--- a/JavaScriptCore/wtf/qt/ThreadingQt.cpp
+++ b/JavaScriptCore/wtf/qt/ThreadingQt.cpp
@@ -84,8 +84,6 @@ public Q_SLOTS:
 
 static Mutex* atomicallyInitializedStaticMutex;
 
-static ThreadIdentifier mainThreadIdentifier;
-
 static Mutex& threadMapMutex()
 {
     static Mutex mutex;
@@ -146,11 +144,6 @@ void initializeThreading()
         atomicallyInitializedStaticMutex = new Mutex;
         threadMapMutex();
         initializeRandomNumberGenerator();
-        QThread* mainThread = QCoreApplication::instance()->thread();
-        mainThreadIdentifier = identifierByQthreadHandle(mainThread);
-        if (!mainThreadIdentifier)
-            mainThreadIdentifier = establishIdentifierForThread(mainThread);
-        initializeMainThread();
     }
 }
 
@@ -215,11 +208,6 @@ ThreadIdentifier currentThread()
     return establishIdentifierForThread(currentThread);
 }
 
-bool isMainThread()
-{
-    return QThread::currentThread() == QCoreApplication::instance()->thread();
-}
-
 Mutex::Mutex()
     : m_mutex(new QMutex())
 {