Bug 1266292 - Remove unnecessary compiler checks for MSVS 2010 in gfx/2d/. r=bas

gfx/2d/Factory.cpp

@@ -87,9 +87,8 @@ HasCPUIDBit(unsigned int level, CPUIDRegister reg, unsigned int bit)
 #define HAVE_CPU_DETECTION
 #else
 
-#if defined(_MSC_VER) && _MSC_VER >= 1600 && (defined(_M_IX86) || defined(_M_AMD64))
+#if defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64))
 // MSVC 2005 or later supports __cpuid by intrin.h
-// But it does't work on MSVC 2005 with SDK 7.1 (Bug 753772)
 #include <intrin.h>
 
 #define HAVE_CPU_DETECTION

gfx/2d/Tools.h

@@ -12,9 +12,6 @@
 #include "Types.h"
 #include "Point.h"
 #include <math.h>
-#if defined(_MSC_VER) && (_MSC_VER < 1600)
-#define hypotf _hypotf
-#endif
 
 namespace mozilla {
 namespace gfx {