QmlProfiler: moved v4 tracing to run method
QmlProfiler: moved v4 tracing to run method

We used to register the calls to update, but that happens
only when the binding is created.  Evaluation occurs at run.

Change-Id: I01927a1eb515a83b4e5c69c6fcf5f358a8e5878f
Reviewed-by: Kai Koehne <077bc265216106fb22408e62f2d97925ede69d10@nokia.com>

qmlc/qtdeclarative,corngood/qtdeclarative,jfaust/qtdeclarative,qmlc/qtdeclarative,qmlc/qtdeclarative,crobertd/qtdeclarative,crobertd/qtdeclarative,mgrunditz/qtdeclarative-2d,mgrunditz/qtdeclarative-2d,corngood/qtdeclarative,qmlc/qtdeclarative,corngood/qtdeclarative,jfaust/qtdeclarative,mgrunditz/qtdeclarative-2d,crobertd/qtdeclarative,crobertd/qtdeclarative,mgrunditz/qtdeclarative-2d,corngood/qtdeclarative,mgrunditz/qtdeclarative-2d,matthewvogt/qtdeclarative,crobertd/qtdeclarative,crobertd/qtdeclarative,matthewvogt/qtdeclarative,jfaust/qtdeclarative,mgrunditz/qtdeclarative-2d,qmlc/qtdeclarative,matthewvogt/qtdeclarative,mgrunditz/qtdeclarative-2d,corngood/qtdeclarative,matthewvogt/qtdeclarative,matthewvogt/qtdeclarative,jfaust/qtdeclarative,matthewvogt/qtdeclarative,corngood/qtdeclarative,matthewvogt/qtdeclarative,jfaust/qtdeclarative,crobertd/qtdeclarative,corngood/qtdeclarative,jfaust/qtdeclarative,qmlc/qtdeclarative,qmlc/qtdeclarative,qmlc/qtdeclarative,jfaust/qtdeclarative,matthewvogt/qtdeclarative