WinRT/Winphone: Fix warnings in qtbase

Change-Id: I41725bcfeee0124b259e96f1e3a261e30f14350a
Reviewed-by: Kai Koehne <kai.koehne@theqtcompany.com>
Reviewed-by: Maurice Kalinowski <maurice.kalinowski@theqtcompany.com>

src/corelib/codecs/qwindowscodec.cpp

@@ -172,7 +172,7 @@ QString QWindowsLocalCodec::convertToUnicodeCharByChar(const char *chars, int le
     }
 #else
     QString s;
-    int size = mbstowcs(NULL, mb, length);
+    size_t size = mbstowcs(NULL, mb, length);
     if (size < 0) {
         Q_ASSERT("Error in CE TextCodec");
         return QString();

src/corelib/io/qlockfile_win.cpp

@@ -142,7 +142,11 @@ bool QLockFilePrivate::isApparentlyStale() const
                 return true;
         }
     }
-#endif // !Q_OS_WINRT
+#else // !Q_OS_WINRT
+    Q_UNUSED(pid);
+    Q_UNUSED(hostname);
+    Q_UNUSED(appname);
+#endif // Q_OS_WINRT
     const qint64 age = QFileInfo(fileName).lastModified().msecsTo(QDateTime::currentDateTime());
     return staleLockTime > 0 && age > staleLockTime;
 }

src/corelib/kernel/qeventdispatcher_winrt.cpp

@@ -484,7 +484,8 @@ bool QEventDispatcherWinRT::event(QEvent *e)
 QEventDispatcherWinRTPrivate::QEventDispatcherWinRTPrivate()
 {
     CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
-    HRESULT hr = GetActivationFactory(HString::MakeReference(RuntimeClass_Windows_System_Threading_ThreadPoolTimer).Get(), &timerFactory);
+    HRESULT hr;
+    hr = GetActivationFactory(HString::MakeReference(RuntimeClass_Windows_System_Threading_ThreadPoolTimer).Get(), &timerFactory);
     Q_ASSERT_SUCCEEDED(hr);
     HANDLE interruptHandle = CreateEventEx(NULL, NULL, NULL, SYNCHRONIZE|EVENT_MODIFY_STATE);
     timerIdToHandle.insert(INTERRUPT_HANDLE, interruptHandle);

src/network/kernel/qhostinfo_winrt.cpp

@@ -35,7 +35,6 @@
 
 #include <qurl.h>
 
-#include <ppltasks.h>
 #include <wrl.h>
 #include <windows.networking.h>
 #include <windows.networking.sockets.h>

src/widgets/dialogs/qfileinfogatherer.cpp

@@ -185,6 +185,8 @@ void QFileInfoGatherer::removePath(const QString &path)
 #ifndef QT_NO_FILESYSTEMWATCHER
     QMutexLocker locker(&mutex);
     watcher->removePath(path);
+#else
+    Q_UNUSED(path);
 #endif
 }
 

src/widgets/dialogs/qfilesystemmodel.cpp

@@ -653,10 +653,12 @@ int QFileSystemModel::columnCount(const QModelIndex &parent) const
  */
 QVariant QFileSystemModel::myComputer(int role) const
 {
+#ifndef QT_NO_FILESYSTEMWATCHER
     Q_D(const QFileSystemModel);
+#endif
     switch (role) {
     case Qt::DisplayRole:
-        return d->myComputer();
+        return QFileSystemModelPrivate::myComputer();
 #ifndef QT_NO_FILESYSTEMWATCHER
     case Qt::DecorationRole:
         return d->fileInfoGatherer.iconProvider()->icon(QFileIconProvider::Computer);

src/widgets/styles/qwindowsstyle.cpp

@@ -299,8 +299,8 @@ void QWindowsStyle::polish(QPalette &pal)
 
 int QWindowsStylePrivate::pixelMetricFromSystemDp(QStyle::PixelMetric pm, const QStyleOption *, const QWidget *widget)
 {
-    switch (pm) {
 #if defined(Q_OS_WIN) && !defined(Q_OS_WINRT)
+    switch (pm) {
     case QStyle::PM_DockWidgetFrameWidth:
 #  ifndef Q_OS_WINCE
         return GetSystemMetrics(SM_CXFRAME);
@@ -337,13 +337,14 @@ int QWindowsStylePrivate::pixelMetricFromSystemDp(QStyle::PixelMetric pm, const
 #  else
         return GetSystemMetrics(SM_CYDLGFRAME);
 #  endif
-#else
-    Q_UNUSED(widget)
-#endif // Q_OS_WIN
 
     default:
         break;
     }
+#else // Q_OS_WIN && !Q_OS_WINRT
+    Q_UNUSED(pm);
+    Q_UNUSED(widget);
+#endif
     return QWindowsStylePrivate::InvalidMetric;
 }