[Android] Sets up a coverage system for java using EMMA

build/android/test_runner.py

Index: build/android/test_runner.py
diff --git a/build/android/test_runner.py b/build/android/test_runner.py
index b51effb23f82bcf898e68e9a48ad125906a02e15..76d508b5f3ff9d1a8d8efef4a353a440f283cce4 100755
--- a/build/android/test_runner.py
+++ b/build/android/test_runner.py
@@ -250,6 +250,9 @@ def AddInstrumentationTestOptions(option_parser):
       help=('The name of the apk containing the tests '
             '(without the .apk extension; e.g. "ContentShellTest"). '
             'Alternatively, this can be a full path to the apk.'))
+  option_parser.add_option('--coverage_dir',

[frankf, 2013/08/01 19:57:41]

--coverage-dir

[gkanwar1, 2013/08/07 19:24:56]

Done.

+                           help=('Directory in which to place all generated '
+                                 'EMMA coverage files.'))
 
 
 def ProcessInstrumentationOptions(options, error_func):
@@ -367,7 +370,7 @@ def _RunInstrumentationTests(options, error_func):
         options.exclude_annotations, options.test_filter, options.build_type,
         options.test_data, options.save_perf_json, options.screenshot_failures,
         options.tool, options.wait_for_debugger, options.disable_assertions,
-        options.push_deps, options.cleanup_test_files)
+        options.push_deps, options.cleanup_test_files, options.coverage_dir)
 
     test_results, exit_code = test_dispatcher.RunTests(
         tests, runner_factory, options.wait_for_debugger,