CoreLib: use const (and const APIs) more

For CoW types const methods will be called.

Mark store_persistent_indexes() as const,
because this method does not modify the object.

Change-Id: Ic867913b4fb5aaebfbaaffe1d3be45cf7b646403
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

2 files changed, 3 insertions, 3 deletions

diff --git a/src/corelib/io/qsettings_mac.cpp b/src/corelib/io/qsettings_mac.cpp
index ceee165459..d73cc4d298 100644
--- a/src/corelib/io/qsettings_mac.cpp
+++ b/src/corelib/io/qsettings_mac.cpp
@@ -149,7 +149,7 @@ static QCFType<CFPropertyListRef> macValue(const QVariant &value)
 
                 bool singleton = (values.count() == 1);
                 if (singleton) {
-                    switch (values.first().type()) {
+                    switch (values.constFirst().type()) {
                     // should be same as above (look for LIST)
                     case QVariant::List:
                     case QVariant::StringList:
@@ -161,7 +161,7 @@ static QCFType<CFPropertyListRef> macValue(const QVariant &value)
                 }
 
                 cfkeys[numUniqueKeys] = QCFString::toCFStringRef(key);
-                cfvalues[numUniqueKeys] = singleton ? macValue(values.first()) : macList(values);
+                cfvalues[numUniqueKeys] = singleton ? macValue(values.constFirst()) : macList(values);
                 ++numUniqueKeys;
             }
 
diff --git a/src/corelib/io/qstandardpaths_mac.mm b/src/corelib/io/qstandardpaths_mac.mm
index 33c34d41af..f08a6dac53 100644
--- a/src/corelib/io/qstandardpaths_mac.mm
+++ b/src/corelib/io/qstandardpaths_mac.mm
@@ -273,7 +273,7 @@ QString QStandardPaths::displayName(StandardLocation type)
         return QCoreApplication::translate("QStandardPaths", "Applications");
 
     if (QCFType<CFURLRef> url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault,
-            standardLocations(type).first().toCFString(),
+            standardLocations(type).constFirst().toCFString(),
             kCFURLPOSIXPathStyle, true)) {
         QCFString name;
         CFURLCopyResourcePropertyForKey(url, kCFURLLocalizedNameKey, &name, NULL);