SWDEV-301289 - Treewide macro rename

ATI_OS_WIN -> _WIN32
ATI_OS_LINUX -> __linux__

We should not rely on non-standard macros for platform detections.

Change-Id: If1d06e2e1187268df62a59609ea5496ab7eb709d

opencl/tests/ocltst/module/dx/TestList.cpp

@@ -23,7 +23,7 @@
 //
 // Includes for tests
 //
-#ifdef ATI_OS_WIN
+#ifdef _WIN32
 #include "OCLDX11YUY2.h"
 #endif
 
@@ -38,7 +38,7 @@ static void* dictionary_CreateTestFunc(void) {
 #define TEST(name) \
   { #name, &dictionary_CreateTestFunc < name> }
 
-#ifdef ATI_OS_WIN
+#ifdef _WIN32
 
 TestEntry TestList[] = {TEST(OCLDX11YUY2)};