Pass LD_USE_LOAD_BIAS to the art script.

The move to using dlopen requires it on the host.

Change-Id: I593818eac4e7c9ea15adbb86c5204e51f776cae4
diff --git a/tools/art b/tools/art
index 2ee8940..676d6ae 100644
--- a/tools/art
+++ b/tools/art
@@ -93,6 +93,7 @@
   ANDROID_ROOT=$ANDROID_ROOT \
   LD_LIBRARY_PATH=$LD_LIBRARY_PATH \
   PATH=$ANDROID_ROOT/bin:$PATH \
+  LD_USE_LOAD_BIAS=1 \
   $invoke_with $ANDROID_ROOT/bin/$DALVIKVM $lib \
     -XXlib:$LIBART \
     -Xnorelocate \