Makes android.py support gdb

mandoline/tools/android_run_mandoline.py

Index: mandoline/tools/android_run_mandoline.py
diff --git a/mandoline/tools/android_run_mandoline.py b/mandoline/tools/android_run_mandoline.py
index 9f4274de2ecbfc56c232305d14c1ca13a06997de..c53fd52908e6db5c9d9256a6e1de8c544a540dc4 100755
--- a/mandoline/tools/android_run_mandoline.py
+++ b/mandoline/tools/android_run_mandoline.py
@@ -30,6 +30,11 @@ def main():
   parser.add_argument('--target-cpu', help='CPU architecture to run for.',
                       choices=['x64', 'x86', 'arm'], default='arm')
   parser.add_argument('--target-device', help='Device to run on.')
+  parser.add_argument('--dont-install',

[msw, 2015/05/22 02:41:43]

q: just curious, is this needed or just for efficiency?

[sky, 2015/05/22 17:27:24]

For efficiency. If you're doing a bunch of debugging cycles without rebuilding
than waiting for the install is a pain!

[msw, 2015/05/22 17:52:52]

This may not be needed after Jay's CL to install as needed:
  http://codereview.chromium.org/1144703004

+                      help='Disables installing the apk',
+                      default=False, action='store_true')
+  parser.add_argument('--gdb', help='Run gdb',
+                      default=False, action='store_true')
   launcher_args, args = parser.parse_known_args()
 
   config = Config(target_os=Config.OS_ANDROID,
@@ -39,14 +44,19 @@ def main():
   paths = Paths(config)
   shell = AndroidShell(paths.mojo_runner, paths.build_dir, paths.adb_path,
                        launcher_args.target_device,
-                       target_package='org.chromium.mandoline')
+                       target_package='org.chromium.mandoline',
+                       src_root=paths.src_root)
 
-  extra_shell_args = shell.PrepareShellRun()
+  if launcher_args.gdb:
+    shell.PrepareGdb()
+
+  extra_shell_args = shell.PrepareShellRun(
+      install=not launcher_args.dont_install)
   args.extend(extra_shell_args)
 
   shell.CleanLogs()
   p = shell.ShowLogs()
-  shell.StartShell(args, sys.stdout, p.terminate)
+  shell.StartShell(args, sys.stdout, p.terminate, gdb=launcher_args.gdb)

[msw, 2015/05/22 02:41:43]

nit: you don't actually need "gdb=" here

[sky, 2015/05/22 17:27:24]

Done.

   return 0