A few more nullptr and unique_ptr fixes.

git-svn-id: svn://svn.code.sf.net/p/stella/code/trunk@3037 8b62c5a3-ac7e-4cc8-8f21-d9a121418aba

src/emucore/SaveKey.cxx

@@ -24,10 +24,9 @@
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 SaveKey::SaveKey(Jack jack, const Event& event, const System& system,
                  const string& eepromfile)
-  : Controller(jack, event, system, Controller::SaveKey),
-    myEEPROM(NULL)
+  : Controller(jack, event, system, Controller::SaveKey)
 {
-  myEEPROM = new MT24LC256(eepromfile, system);
+  myEEPROM = make_ptr<MT24LC256>(eepromfile, system);
 
   myDigitalPinState[One] = myDigitalPinState[Two] = true;
   myAnalogPinValue[Five] = myAnalogPinValue[Nine] = maximumResistance;
@@ -36,7 +35,6 @@ SaveKey::SaveKey(Jack jack, const Event& event, const System& system,
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 SaveKey::~SaveKey()
 {
-  delete myEEPROM;
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

src/emucore/SaveKey.hxx

@@ -91,7 +91,7 @@ class SaveKey : public Controller
 
   private:
     // The EEPROM used in the SaveKey
-    MT24LC256* myEEPROM;
+    unique_ptr<MT24LC256> myEEPROM;
 };
 
 #endif

src/emucore/TIASurface.cxx

@@ -31,15 +31,15 @@
 TIASurface::TIASurface(OSystem& system)
   : myOSystem(system),
     myFB(system.frameBuffer()),
-    myTIA(NULL),
-    myTiaSurface(NULL),
-    mySLineSurface(NULL),
-    myBaseTiaSurface(NULL),
+    myTIA(nullptr),
+    myTiaSurface(nullptr),
+    mySLineSurface(nullptr),
+    myBaseTiaSurface(nullptr),
     myFilterType(kNormal),
     myUsePhosphor(false),
     myPhosphorBlend(77),
     myScanlinesEnabled(false),
-    myPalette(NULL)
+    myPalette(nullptr)
 {
   // Load NTSC filter settings
   myNTSCFilter.loadConfig(myOSystem.settings());