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..7dae355f649f1334026b4941d2ff23a1106eb203 100755
--- a/build/android/gyp/create_java_binary_script.py
+++ b/build/android/gyp/create_java_binary_script.py
@@ -37,13 +37,16 @@ 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"]
+jvm_arguments = [ x for x in sys.argv[1:] if x.startswith('-D')]

[BigBossZhiling, 2016/05/07 01:12:01]

'-D' I think is the conventional prefix of jvm arguments. So I am here first
separating between jvm arguments and jar arguments. 

+jar_arguments = [ x for x in sys.argv[1:] if not x.startswith('-D')]
+java_cmd.extend(jvm_arguments)

[jbudorick, 2016/05/09 18:08:08]

Why is this split necessary?

 {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)
 """