QmlProfiler: Use correct width for scaling timeline ranges
QmlProfiler: Use correct width for scaling timeline ranges

The width of the flickable element may be different from the width of
the timeline renderer because the flickable can have a scrollbar. This
is the same principle as in b3348daefdd309637e1e9a5ac489c49533463123 .

Change-Id: Ife0064c4226ecff0e99d3d6aaf7a104b3c46e751
Task-number: QTCREATORBUG-12822
Reviewed-by: Alex Blasche <429ec4e831e8320529ddfedc4983cef56f3f7ae1@digia.com>

AltarBeastiful/qt-creator,maui-packages/qt-creator,kuba1/qtcreator,martyone/sailfish-qtcreator,farseerri/git_code,xianian/qt-creator,xianian/qt-creator,kuba1/qtcreator,martyone/sailfish-qtcreator,danimo/qt-creator,xianian/qt-creator,maui-packages/qt-creator,martyone/sailfish-qtcreator,Distrotech/qtcreator,xianian/qt-creator,xianian/qt-creator,danimo/qt-creator,AltarBeastiful/qt-creator,maui-packages/qt-creator,farseerri/git_code,Distrotech/qtcreator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,xianian/qt-creator,Distrotech/qtcreator,xianian/qt-creator,danimo/qt-creator,farseerri/git_code,martyone/sailfish-qtcreator,danimo/qt-creator,kuba1/qtcreator,AltarBeastiful/qt-creator,Distrotech/qtcreator,kuba1/qtcreator,danimo/qt-creator,kuba1/qtcreator,kuba1/qtcreator,AltarBeastiful/qt-creator,amyvmiwei/qt-creator,danimo/qt-creator,Distrotech/qtcreator,Distrotech/qtcreator,AltarBeastiful/qt-creator,amyvmiwei/qt-creator,maui-packages/qt-creator,danimo/qt-creator,farseerri/git_code,maui-packages/qt-creator,AltarBeastiful/qt-creator,danimo/qt-creator,kuba1/qtcreator,amyvmiwei/qt-creator,amyvmiwei/qt-creator,martyone/sailfish-qtcreator,AltarBeastiful/qt-creator,maui-packages/qt-creator,farseerri/git_code,Distrotech/qtcreator,xianian/qt-creator,kuba1/qtcreator,kuba1/qtcreator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,amyvmiwei/qt-creator,farseerri/git_code,xianian/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,farseerri/git_code,farseerri/git_code,amyvmiwei/qt-creator,maui-packages/qt-creator,AltarBeastiful/qt-creator