Switch the use of "extra_smartname_removal" flags to have an explicit value.  This makes it compatible with being changed to a tri-state flag.
Step 1 of 3: transition "extra_smart_name_removal" to being on by default.
@@ -114,5 +114,5 @@ J2CL_TEST_DEFS = make_output_readable(J2CL_UNOPTIMIZED_DEFS + [
"--compute_function_side_effects=false",
# Enable some optimizations which speed things up.
"--smart_name_removal",
- "--extra_smart_name_removal",
+ "--extra_smart_name_removal=true",
])
