Add faster setJsProperty overloadHEADmaster

It is not necessary to allocate a temp QString when prop
name is known at compile time.
This saves one allocation when creating js
arrays/stringLists from QVariant.

========== Performance data for Resolving ==========
    Old instruction count: 10343055373
    New instruction count: 10327497420
    Relative change: -1 %
    Old peak memory usage: 111906792 Bytes
    New peak memory usage: 113268160 Bytes
    Relative change: +1 %

Change-Id: I813eb674bf4e04b5c64dbb22d09cc68a54ced9e1
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>

0 files changed, 0 insertions, 0 deletions