Add arm glibc support for gyp build

build/build_nexe.py

 #!/usr/bin/python
 # Copyright (c) 2012 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """NEXE building script
 
 This module will take a set of source files, include paths, library paths, and
 additional arguments, and use them to build.
 """
@@ skipping 154 matching lines @@
     elif arch == 'mips':
       self.is_pnacl_toolchain = True
     elif arch == 'pnacl':
       self.is_pnacl_toolchain = True
     else:
       raise Error('Toolchain architecture %s not supported.' % arch)
 
     if toolname not in ['newlib', 'glibc']:
       raise Error('Toolchain of type %s not supported.' % toolname)
 
-    if arch == 'arm' and toolname == 'glibc':
-      raise Error('arm glibc not yet supported.')
-
     if arch == 'mips' and toolname == 'glibc':
       raise Error('mips glibc not supported.')
 
     if arch == 'pnacl' and toolname == 'glibc':
       raise Error('pnacl glibc not yet supported.')
 
     if self.is_pnacl_toolchain:
       self.tool_prefix = 'pnacl-'
       tool_subdir = 'pnacl_newlib'
     elif self.is_nacl_clang:
@@ skipping 943 matching lines @@
     if build is not None:
       build.EmitDeferredLog()
     return 1
   except:
     if build is not None:
       build.EmitDeferredLog()
     raise
 
 if __name__ == '__main__':
   sys.exit(Main(sys.argv))