Roll valgrind-variant r145 for OS X 10.6
The new version contains a Darwin-specific fix for the address space manager that prevents the memory advisor from suggesting incorrect mmap() arguments.

BUG=245745
TBR=timurrrr@chromium.org

Review URL: https://codereview.chromium.org/16338006

git-svn-id: http://src.chromium.org/svn/trunk/deps/third_party/valgrind/scripts@204209 4ff67af0-8c30-449e-8e8b-ad334ec8d88c
diff --git a/build-memcheck-for-chromium.sh b/build-memcheck-for-chromium.sh
index 229f549..6edc63d 100755
--- a/build-memcheck-for-chromium.sh
+++ b/build-memcheck-for-chromium.sh
@@ -9,7 +9,7 @@
 source $THISDIR/common.sh
 
 # Use a fixed version of valgrind-variant.
-MEMCHECK_VV_REV=144
+MEMCHECK_VV_REV=145
 
 VG_MEMCHECK_DIR="$VG_SRC_DIR/valgrind-memcheck"
 checkout_and_patch_valgrind_variant "$MEMCHECK_VV_REV" "$VG_MEMCHECK_DIR"