CppTools: Fix macro collection.
CppTools: Fix macro collection.

"#define XYZ" does not correspond to "-DXYZ" (which means
"#define XYZ 1"), but to "-DXYZ=".

Change-Id: I3ed44e1457b3df52dc9bdb930ba8f4a04784d207
Reviewed-by: Nikolai Kosjar <9571db158ca61a0d070db010803474231fa0cbab@theqtcompany.com>

martyone/sailfish-qtcreator,xianian/qt-creator,danimo/qt-creator,kuba1/qtcreator,danimo/qt-creator,xianian/qt-creator,kuba1/qtcreator,xianian/qt-creator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,danimo/qt-creator,Distrotech/qtcreator,danimo/qt-creator,kuba1/qtcreator,Distrotech/qtcreator,Distrotech/qtcreator,Distrotech/qtcreator,danimo/qt-creator,xianian/qt-creator,xianian/qt-creator,xianian/qt-creator,martyone/sailfish-qtcreator,xianian/qt-creator,Distrotech/qtcreator,martyone/sailfish-qtcreator,Distrotech/qtcreator,martyone/sailfish-qtcreator,danimo/qt-creator,kuba1/qtcreator,xianian/qt-creator,kuba1/qtcreator,kuba1/qtcreator,danimo/qt-creator,danimo/qt-creator,Distrotech/qtcreator,martyone/sailfish-qtcreator,kuba1/qtcreator,kuba1/qtcreator,kuba1/qtcreator,danimo/qt-creator,xianian/qt-creator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator