Fix clang compilation

BUG=none
TBR=svenpanne@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/621673003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24355 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/heap/spaces.cc

@@ -110,7 +110,7 @@ bool CodeRange::SetUp(size_t requested) {
     }
   }
 
-  if (requested < kMinimumCodeRangeSize) {
+  if (requested <= kMinimumCodeRangeSize) {
     requested = kMinimumCodeRangeSize;
   }