Add .check testflag for android

Makefile

 # Copyright 2012 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 310 matching lines @@
             --arch-and-mode=$(basename $@) $(TESTFLAGS)
 
 $(addsuffix .sync, $(ANDROID_BUILDS)): $$(basename $$@)
         @tools/android-sync.sh $(basename $@) $(OUTDIR) \
                                $(shell pwd) $(ANDROID_V8)
 
 $(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
 
 $(addsuffix .check, $(NACL_BUILDS)): $$(basename $$@)
         @tools/run-tests.py $(TESTJOBS) --outdir=$(OUTDIR) \
              --arch-and-mode=$(basename $@) \
              --timeout=600 --nopresubmit --noi18n \
              --command-prefix="tools/nacl-run.py"
 
@@ skipping 72 matching lines @@
         @$(OUTDIR)/ia32.release/d8 --dump-heap-constants >> $(DUMP_FILE)
 
 # Dependencies.
 # Remember to keep these in sync with the DEPS file.
 dependencies:
         svn checkout --force http://gyp.googlecode.com/svn/trunk build/gyp \
             --revision 1685
         svn checkout --force \
             https://src.chromium.org/chrome/trunk/deps/third_party/icu46 \
             third_party/icu --revision 214189