scrrun: Use ARRAY_SIZE() macro.

dlls/scrrun/filesystem.c

@@ -3441,13 +3441,13 @@ static HRESULT WINAPI filesys_GetSpecialFolder(IFileSystem3 *iface,
     switch (SpecialFolder)
     {
     case WindowsFolder:
-        ret = GetWindowsDirectoryW(pathW, sizeof(pathW)/sizeof(WCHAR));
+        ret = GetWindowsDirectoryW(pathW, ARRAY_SIZE(pathW));
         break;
     case SystemFolder:
-        ret = GetSystemDirectoryW(pathW, sizeof(pathW)/sizeof(WCHAR));
+        ret = GetSystemDirectoryW(pathW, ARRAY_SIZE(pathW));
         break;
     case TemporaryFolder:
-        ret = GetTempPathW(sizeof(pathW)/sizeof(WCHAR), pathW);
+        ret = GetTempPathW(ARRAY_SIZE(pathW), pathW);
         /* we don't want trailing backslash */
         if (ret && pathW[ret-1] == '\\')
             pathW[ret-1] = 0;

dlls/scrrun/scrrun.c

@@ -180,7 +180,7 @@ static void release_typelib(void)
     if(!typelib)
         return;
 
-    for(i=0; i < sizeof(typeinfos)/sizeof(*typeinfos); i++)
+    for (i = 0; i < ARRAY_SIZE(typeinfos); i++)
         if(typeinfos[i])
             ITypeInfo_Release(typeinfos[i]);
 

dlls/scrrun/scrrun_private.h

@@ -18,6 +18,8 @@
 #ifndef _SCRRUN_PRIVATE_H_
 #define _SCRRUN_PRIVATE_H_
 
+#define ARRAY_SIZE(array) (sizeof(array) / sizeof((array)[0]))
+
 extern HRESULT WINAPI FileSystem_CreateInstance(IClassFactory*,IUnknown*,REFIID,void**) DECLSPEC_HIDDEN;
 extern HRESULT WINAPI Dictionary_CreateInstance(IClassFactory*,IUnknown*,REFIID,void**) DECLSPEC_HIDDEN;