Add directory option for JUnit coverage files.

build/android/gyp/create_java_binary_script.py

Index: build/android/gyp/create_java_binary_script.py
diff --git a/build/android/gyp/create_java_binary_script.py b/build/android/gyp/create_java_binary_script.py
index 2b6553d0bdaa8e16bee0da4aac746df805240218..d8af1bc684414428925003a74d52309f5b9ac91f 100755
--- a/build/android/gyp/create_java_binary_script.py
+++ b/build/android/gyp/create_java_binary_script.py
@@ -25,6 +25,7 @@ script_template = """\
 #
 # This file was generated by build/android/gyp/create_java_binary_script.py
 
+import argparse
 import os
 import sys
 
@@ -37,13 +38,29 @@ if os.getcwd() != self_dir:
   classpath = [os.path.join(offset, p) for p in classpath]
   bootclasspath = [os.path.join(offset, p) for p in bootclasspath]
 java_cmd = ["java"]
+# This is a simple argparser for jvm and jar arguments.
+parser = argparse.ArgumentParser()
+parser.add_argument('--jar-args')
+parser.add_argument('--jvm-args')
+
+known_args, unknown_args = parser.parse_known_args(sys.argv[1:])
+if known_args.jvm_args:
+  jvm_arguments = known_args.jvm_args.strip('"').split()
+  java_cmd.extend(jvm_arguments)
+if known_args.jar_args:
+  jar_arguments = known_args.jar_args.strip('"').split()
+  if unknown_args:
+    raise Exception('There are unknown arguments')
+else:
+  jar_arguments = unknown_args
+
 {noverify_flag}
 if bootclasspath:
     java_cmd.append("-Xbootclasspath/p:" + ":".join(bootclasspath))
 java_cmd.extend(
     ["-classpath", ":".join(classpath), "-enableassertions", \"{main_class}\"])
 java_cmd.extend(extra_program_args)
-java_cmd.extend(sys.argv[1:])
+java_cmd.extend(jar_arguments)
 os.execvp("java", java_cmd)
 """