Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-1 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-1: (81 commits)
  Define JS_NO_EXPORT to avoid JSC C API functions being exported
  Don't use QScriptValueIterator to iterate over an array
  QtScript: Fix regression when calling newQObject() from native constructor
  Added note to OS X installation instructions.
  Keypress events ignored in listview on Cocoa (64 Bit) with Japanese IME
  Update only appropriate rectangles during update_sys().
  Marked QTDS obsolete from Qt 4.7.
  QNetworkReply: Fix canReadLine()
  Abort waiting replies on session error.
  different approach to fixing "the other" aliasing issue
  fix aliasing issue in node_construct()
  detach in fewer cases, remove redundant calculation
  SSL: Fix memleak related to local certificate
  Improve keyboard layout detection on X11
  Compile on ARM with -Werror -Wold-style-cast
  Use the vista-style native dialog for QFileDialog::getExistingDirectory
  Apply the stdset attribute for resource properties
  doc: Completed sentence about HideNameFilterDetails
  Doc fix in QLocale
  Doc for for QGestureRecognizer::create.
  ...

1 files changed, 23 insertions, 15 deletions

diff --git a/src/script/bridge/qscriptglobalobject.cpp b/src/script/bridge/qscriptglobalobject.cpp
index e7ea0df..4c002b7 100644
--- a/src/script/bridge/qscriptglobalobject.cpp
+++ b/src/script/bridge/qscriptglobalobject.cpp
@@ -72,6 +72,23 @@ bool GlobalObject::getOwnPropertySlot(JSC::ExecState* exec,
     return JSC::JSGlobalObject::getOwnPropertySlot(exec, propertyName, slot);
 }
 
+bool GlobalObject::getOwnPropertyDescriptor(JSC::ExecState* exec,
+                                            const JSC::Identifier& propertyName,
+                                            JSC::PropertyDescriptor& descriptor)
+{
+    // Must match the logic of getOwnPropertySlot().
+    QScriptEnginePrivate *engine = scriptEngineFromExec(exec);
+    if (propertyName == exec->propertyNames().arguments && engine->currentFrame->argumentCount() > 0) {
+        // ### Can we get rid of this special handling of the arguments property?
+        JSC::JSValue args = engine->scriptValueToJSCValue(engine->contextForFrame(engine->currentFrame)->argumentsObject());
+        descriptor.setValue(args);
+        return true;
+    }
+    if (customGlobalObject)
+        return customGlobalObject->getOwnPropertyDescriptor(exec, propertyName, descriptor);
+    return JSC::JSGlobalObject::getOwnPropertyDescriptor(exec, propertyName, descriptor);
+}
+
 void GlobalObject::put(JSC::ExecState* exec, const JSC::Identifier& propertyName,
                        JSC::JSValue value, JSC::PutPropertySlot& slot)
 {
@@ -90,29 +107,20 @@ void GlobalObject::putWithAttributes(JSC::ExecState* exec, const JSC::Identifier
         JSC::JSGlobalObject::putWithAttributes(exec, propertyName, value, attributes);
 }
 
-bool GlobalObject::deleteProperty(JSC::ExecState* exec,
-                                  const JSC::Identifier& propertyName, bool checkDontDelete)
-{
-    if (customGlobalObject)
-        return customGlobalObject->deleteProperty(exec, propertyName, checkDontDelete);
-    return JSC::JSGlobalObject::deleteProperty(exec, propertyName, checkDontDelete);
-}
-
-bool GlobalObject::getPropertyAttributes(JSC::ExecState* exec, const JSC::Identifier& propertyName,
-                                         unsigned& attributes) const
+bool GlobalObject::deleteProperty(JSC::ExecState* exec, const JSC::Identifier& propertyName)
 {
     if (customGlobalObject)
-        return customGlobalObject->getPropertyAttributes(exec, propertyName, attributes);
-    return JSC::JSGlobalObject::getPropertyAttributes(exec, propertyName, attributes);
+        return customGlobalObject->deleteProperty(exec, propertyName);
+    return JSC::JSGlobalObject::deleteProperty(exec, propertyName);
 }
 
 void GlobalObject::getOwnPropertyNames(JSC::ExecState* exec, JSC::PropertyNameArray& propertyNames,
-                                       bool includeNonEnumerable)
+                                       JSC::EnumerationMode mode)
 {
     if (customGlobalObject)
-        customGlobalObject->getOwnPropertyNames(exec, propertyNames, includeNonEnumerable);
+        customGlobalObject->getOwnPropertyNames(exec, propertyNames, mode);
     else
-        JSC::JSGlobalObject::getOwnPropertyNames(exec, propertyNames, includeNonEnumerable);
+        JSC::JSGlobalObject::getOwnPropertyNames(exec, propertyNames, mode);
 }
 
 void GlobalObject::defineGetter(JSC::ExecState* exec, const JSC::Identifier& propertyName, JSC::JSObject* getterFunction, unsigned attributes)