The "TESTFLAGS" is now added to Android .check build to be consistent with other platform build.

R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/39273004

Patch from Bangfu Tao <bangfu.tao@samsung.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@17384 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Makefile

@@ -328,7 +328,7 @@ $(addsuffix .check, $(ANDROID_BUILDS)): $$(basename $$@).sync
 	@tools/run-tests.py $(TESTJOBS) --outdir=$(OUTDIR) \
 	     --arch-and-mode=$(basename $@) \
 	     --timeout=600 \
-	     --command-prefix="tools/android-run.py"
+	     --command-prefix="tools/android-run.py" $(TESTFLAGS)
 
 $(addsuffix .check, $(ANDROID_ARCHES)): \
                 $(addprefix $$(basename $$@).,$(MODES)).check