Revert of Add directory option for JUnit coverage files.

build/android/pylib/junit/test_runner.py

Index: build/android/pylib/junit/test_runner.py
diff --git a/build/android/pylib/junit/test_runner.py b/build/android/pylib/junit/test_runner.py
index 102c41b5bd5654c7b8a7ddb8d8c91742e564565d..6238fe13927d3187a0718d85fb041e298c0bf658 100644
--- a/build/android/pylib/junit/test_runner.py
+++ b/build/android/pylib/junit/test_runner.py
@@ -19,7 +19,6 @@
     self._sdk_version = args.sdk_version
     self._test_filter = args.test_filter
     self._test_suite = args.test_suite
-    self._coverage_dir = args.coverage_dir
 
   def SetUp(self):
     pass
@@ -29,28 +28,17 @@
     with tempfile.NamedTemporaryFile() as json_file:
       java_script = os.path.join(
           constants.GetOutDirectory(), 'bin', 'helper', self._test_suite)
-      command = [java_script]
-
-      # Add Jar arguments.
-      args = ['-test-jars', self._test_suite + '.jar',
-              '-json-results-file', json_file.name]
+      command = [java_script,
+                 '-test-jars', self._test_suite + '.jar',
+                 '-json-results-file', json_file.name]
       if self._test_filter:
-        args.extend(['-gtest-filter', self._test_filter])
+        command.extend(['-gtest-filter', self._test_filter])
       if self._package_filter:
-        args.extend(['-package-filter', self._package_filter])
+        command.extend(['-package-filter', self._package_filter])
       if self._runner_filter:
-        args.extend(['-runner-filter', self._runner_filter])
+        command.extend(['-runner-filter', self._runner_filter])
       if self._sdk_version:
-        args.extend(['-sdk-version', self._sdk_version])
-      command.extend(['--jar-args', '"%s"' % ' '.join(args)])
-
-      # Add JVM arguments.
-      args = []
-      if self._coverage_dir:
-        args.append('-Demma.coverage.out.file=%s' % self._coverage_dir)
-      if args:
-        command.extend(['--jvm-args', '"%s"' % ' '.join(args)])
-
+        command.extend(['-sdk-version', self._sdk_version])
       return_code = cmd_helper.RunCmd(command)
       results_list = json_results.ParseResultsFromJson(
           json.loads(json_file.read()))