Mojo: Add PRESUBMIT.py to mojo/.

mojo/tools/generate_java_callback_interfaces.py

Index: mojo/tools/generate_java_callback_interfaces.py
diff --git a/mojo/tools/generate_java_callback_interfaces.py b/mojo/tools/generate_java_callback_interfaces.py
index fdf1f74d8a98f4e2adfbe6079561d0bc5b25bd58..eb0f738c703c9e62ddf6c8231a7a83a7d63919f0 100644
--- a/mojo/tools/generate_java_callback_interfaces.py
+++ b/mojo/tools/generate_java_callback_interfaces.py
@@ -35,14 +35,14 @@ public interface Callbacks {
 }""")
 
 def GenerateCallback(nb_args):
-   params = '\n      * '.join(
-       ['@param <T%d> the type of argument %d.' % (i+1, i+1)
-        for i in xrange(nb_args)])
-   template_parameters = ', '.join(['T%d' % (i+1) for i in xrange(nb_args)])
-   callback_parameters = ', '.join(['T%d arg%d' % ((i+1), (i+1))
-                                    for i in xrange(nb_args)])
-   return CALLBACK_TEMPLATE % (nb_args, params, nb_args, template_parameters,
-                               callback_parameters)
+  params = '\n      * '.join(
+      ['@param <T%d> the type of argument %d.' % (i+1, i+1)
+       for i in xrange(nb_args)])
+  template_parameters = ', '.join(['T%d' % (i+1) for i in xrange(nb_args)])
+  callback_parameters = ', '.join(['T%d arg%d' % ((i+1), (i+1))
+                                   for i in xrange(nb_args)])
+  return CALLBACK_TEMPLATE % (nb_args, params, nb_args, template_parameters,
+                              callback_parameters)
 
 def main():
   parser = argparse.ArgumentParser(