ifdef OS_NAME -> if defined(OS_NAME)
ifndef OS_NAME -> if !defined(OS_NAME)

BUG=none
TEST=no regressions


Review URL: https://chromiumcodereview.appspot.com/12545059

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@190069 0039d316-1c4b-4281-b951-d872f2087c98

diff --git a/courgette/memory_allocator.h b/courgette/memory_allocator.h
index eaef9897..d848915b 100644
--- a/courgette/memory_allocator.h
+++ b/courgette/memory_allocator.h

@@ -55,7 +55,7 @@
 
 namespace courgette {
 
-#ifdef OS_WIN
+#if defined(OS_WIN)
 
 // Manages a temporary file.  The file is created in the %TEMP% folder and
 // is deleted when the file handle is closed.