Bug 1374699 - make warnings errors on nICEr and nrappkit builds. r=ekr

MozReview-Commit-ID: 7nPOPzcC925

--HG--
extra : rebase_source : b1b4bd391a71dab2bb3409b68c8680e972ee0ae4

media/mtransport/third_party/moz.build

@@ -71,14 +71,10 @@ nrappkit_non_unified_sources = [
 
 GYP_DIRS['nICEr'].input = 'nICEr/nicer.gyp'
 GYP_DIRS['nICEr'].variables = gyp_vars_copy
-# We allow warnings for third-party code that can be updated from upstream.
-GYP_DIRS['nICEr'].sandbox_vars['COMPILE_FLAGS'] = {'WARNINGS_AS_ERRORS': []}
 GYP_DIRS['nICEr'].sandbox_vars['FINAL_LIBRARY'] = 'xul'
 GYP_DIRS['nICEr'].non_unified_sources += nICEr_non_unified_sources
 
 GYP_DIRS['nrappkit'].input = 'nrappkit/nrappkit.gyp'
 GYP_DIRS['nrappkit'].variables = gyp_vars_copy
-# We allow warnings for third-party code that can be updated from upstream.
-GYP_DIRS['nrappkit'].sandbox_vars['COMPILE_FLAGS'] = {'WARNINGS_AS_ERRORS': []}
 GYP_DIRS['nrappkit'].sandbox_vars['FINAL_LIBRARY'] = 'xul'
 GYP_DIRS['nrappkit'].non_unified_sources += nrappkit_non_unified_sources