Replace Q_DECL_OVERRIDE with override where possible

Remaining uses of Q_DECL_OVERRIDE are in:

src/corelib/global/qcompilerdetection.h
src/corelib/global/qglobal.cpp
doc/global/qt-cpp-defines.qdocconf
  (definition and documentation of Q_DECL_OVERRIDE)
tests/manual/qcursor/qcursorhighdpi/main.cpp
  (a test executable compilable both under Qt4 and Qt5)

Change-Id: Ib9b05d829add69e98a86238274b6a1fcb19b49ba
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Reviewed-by: Ville Voutilainen <ville.voutilainen@qt.io>
Reviewed-by: Olivier Goffart (Woboq GmbH) <ogoffart@woboq.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/benchmarks/corelib/thread/qthreadpool/tst_qthreadpool.cpp b/tests/benchmarks/corelib/thread/qthreadpool/tst_qthreadpool.cpp
index 30a7b82278..10928e3afc 100644
--- a/tests/benchmarks/corelib/thread/qthreadpool/tst_qthreadpool.cpp
+++ b/tests/benchmarks/corelib/thread/qthreadpool/tst_qthreadpool.cpp
@@ -53,7 +53,7 @@ tst_QThreadPool::~tst_QThreadPool()
 class NoOpRunnable : public QRunnable
 {
 public:
-    void run() Q_DECL_OVERRIDE {
+    void run() override {
     }
 };