Revert dex2oat file locking

Effectively "git revert 234da578a2d91ed7f2ef47b2ec23fb0033e2746b"

Changed run-test to do dex2oat on the host to eliminate original motivation for dex2oat locking

Change-Id: I58d64f9b2ad7cf137df865945dd31361ca57f675
diff --git a/test/056-const-string-jumbo/build b/test/056-const-string-jumbo/build
index a563cd0..5f23407 100644
--- a/test/056-const-string-jumbo/build
+++ b/test/056-const-string-jumbo/build
@@ -42,6 +42,6 @@
 mkdir classes
 ${JAVAC} -d classes src/*.java
 
-dx -JXmx500m --debug --dex --no-optimize --positions=none --no-locals \
-    --dump-to=classes.lst --output=classes.dex classes
+dx -JXmx500m --debug --dex --no-optimize --positions=none --no-locals --dump-to=classes.lst --output=classes.dex classes
 zip ${ANDROID_PRODUCT_OUT}/data/art-test/$TEST_NAME.jar classes.dex
+dex2oat --dex-file=${ANDROID_PRODUCT_OUT}/data/art-test/$TEST_NAME.jar --oat=${ANDROID_PRODUCT_OUT}/data/art-test/$TEST_NAME.oat