Don't try to parse file when we can not open it
Don't try to parse file when we can not open it

Change-Id: I8712a9d8f4136e9e3aa1c84ea6be52d36ac0ed35
Reviewed-by: Nicolas Arnaud-Cormos <418d940643b1975d62234ee01246ad4b58904184@kdab.com>
Reviewed-by: Daniel Teske <d8a411aec9a206efedb4d45b75fe8d13f1e2b628@digia.com>

AltarBeastiful/qt-creator,amyvmiwei/qt-creator,xianian/qt-creator,darksylinc/qt-creator,Distrotech/qtcreator,AltarBeastiful/qt-creator,Distrotech/qtcreator,martyone/sailfish-qtcreator,kuba1/qtcreator,xianian/qt-creator,richardmg/qtcreator,martyone/sailfish-qtcreator,malikcjm/qtcreator,danimo/qt-creator,danimo/qt-creator,malikcjm/qtcreator,xianian/qt-creator,danimo/qt-creator,duythanhphan/qt-creator,Distrotech/qtcreator,colede/qtcreator,martyone/sailfish-qtcreator,maui-packages/qt-creator,kuba1/qtcreator,farseerri/git_code,danimo/qt-creator,richardmg/qtcreator,AltarBeastiful/qt-creator,richardmg/qtcreator,maui-packages/qt-creator,danimo/qt-creator,colede/qtcreator,richardmg/qtcreator,kuba1/qtcreator,xianian/qt-creator,kuba1/qtcreator,richardmg/qtcreator,darksylinc/qt-creator,maui-packages/qt-creator,duythanhphan/qt-creator,farseerri/git_code,omniacreator/qtcreator,omniacreator/qtcreator,maui-packages/qt-creator,farseerri/git_code,amyvmiwei/qt-creator,AltarBeastiful/qt-creator,darksylinc/qt-creator,omniacreator/qtcreator,kuba1/qtcreator,amyvmiwei/qt-creator,omniacreator/qtcreator,Distrotech/qtcreator,richardmg/qtcreator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,Distrotech/qtcreator,Distrotech/qtcreator,AltarBeastiful/qt-creator,omniacreator/qtcreator,darksylinc/qt-creator,darksylinc/qt-creator,Distrotech/qtcreator,maui-packages/qt-creator,xianian/qt-creator,duythanhphan/qt-creator,danimo/qt-creator,darksylinc/qt-creator,danimo/qt-creator,danimo/qt-creator,AltarBeastiful/qt-creator,martyone/sailfish-qtcreator,maui-packages/qt-creator,farseerri/git_code,kuba1/qtcreator,amyvmiwei/qt-creator,darksylinc/qt-creator,omniacreator/qtcreator,amyvmiwei/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,duythanhphan/qt-creator,amyvmiwei/qt-creator,xianian/qt-creator,malikcjm/qtcreator,malikcjm/qtcreator,malikcjm/qtcreator,martyone/sailfish-qtcreator,AltarBeastiful/qt-creator,martyone/sailfish-qtcreator,kuba1/qtcreator,AltarBeastiful/qt-creator,colede/qtcreator,xianian/qt-creator,amyvmiwei/qt-creator,malikcjm/qtcreator,farseerri/git_code,amyvmiwei/qt-creator,colede/qtcreator,farseerri/git_code,kuba1/qtcreator,kuba1/qtcreator,colede/qtcreator,xianian/qt-creator,farseerri/git_code,duythanhphan/qt-creator,duythanhphan/qt-creator,farseerri/git_code,darksylinc/qt-creator,duythanhphan/qt-creator,omniacreator/qtcreator,malikcjm/qtcreator,maui-packages/qt-creator,xianian/qt-creator,colede/qtcreator,richardmg/qtcreator,colede/qtcreator