Fix resetting of non-existing device

src/common/version.h

 #define MAJOR_VERSION 0
 #define MINOR_VERSION 0
 #define BUILD_VERSION 0
-#define BUILD_REVISION 749
+#define BUILD_REVISION 750
 
 #define STRINGIFY(x) #x
 #define MACRO_STRINGIFY(x) STRINGIFY(x)

src/libEGL/Display.cpp

@@ -775,10 +775,12 @@ bool Display::isDeviceLost()
     {
         return FAILED(mDeviceEx->CheckDeviceState(NULL));
     }
-    else
+    else if(mDevice)
     {
         return FAILED(mDevice->TestCooperativeLevel());
     }
+
+    return false;   // No device yet, so no reset required
 }
 
 void Display::getMultiSampleSupport(D3DFORMAT format, bool *multiSampleArray)