Fix the stack script issue when symbolizing tombstones.

tools/mb/mb.py

 #!/usr/bin/env python
 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """MB - the Meta-Build wrapper around GYP and GN
 
 MB is a wrapper script for GYP and GN that can be used to generate build files
 for sets of canned configurations and analyze them.
 """
@@ skipping 868 matching lines @@
         runtime_deps_path = self.ToAbsPath(build_dir, r)
         if self.Exists(runtime_deps_path):
           break
       else:
         raise MBErr('did not generate any of %s' %
                     ', '.join(runtime_deps_targets))
 
       command, extra_files = self.GetIsolateCommand(target, vals)
 
       runtime_deps = self.ReadFile(runtime_deps_path).splitlines()
+      if android:
+        # TODO(hzl): Rewrite the following lib.unstripped logic.
+        # crbug.com/749283
+        unstripped_libs = []
+        for f in runtime_deps:
+          if f.endswith('.so'):
+            if os.path.isfile(self.PathJoin(self.ToAbsPath(build_dir),
+                                            'lib.unstripped',
+                                            os.path.basename(f))):
+              unstripped_libs.append('lib.unstripped/%s' % os.path.basename(f))
+        runtime_deps.extend(unstripped_libs)
 
       self.WriteIsolateFiles(build_dir, command, target, runtime_deps,
                              extra_files)
 
     return 0
 
   def RunGNIsolate(self, vals):
     target = self.args.target[0]
     isolate_map = self.ReadIsolateMap()
     err, labels = self.MapTargetsToLabels(isolate_map, [target])
@@ skipping 644 matching lines @@
   # Then check to see if the arg contains any metacharacters other than
   # double quotes; if it does, quote everything (including the double
   # quotes) for safety.
   if any(a in UNSAFE_FOR_CMD for a in arg):
     arg = ''.join('^' + a if a in ALL_META_CHARS else a for a in arg)
   return arg
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv[1:]))