Fix tools/find_runtime_symbols/prepare_symbol_info.py to accept non-Chrome binaries.

tools/find_runtime_symbols/proc_maps.py

 # Copyright (c) 2012 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.
 
 import re
 
 
 _MAPS_PATTERN = re.compile(
     r'^([a-f0-9]+)-([a-f0-9]+)\s+(.)(.)(.)(.)\s+([a-f0-9]+)\s+(\S+):(\S+)\s+'
     r'(\d+)\s*(.*)$', re.IGNORECASE)
@@ skipping 83 matching lines @@
           matched.group(8),           # major
           matched.group(9),           # minor
           int(matched.group(10), 10), # inode
           matched.group(11)           # name
           )
     else:
       return None
 
   @staticmethod
   def constants(entry):
-    return (entry.writable == '-' and entry.executable == '-' and re.match(
-        '\S+(\.(so|dll|dylib|bundle)|chrome)((\.\d+)+\w*(\.\d+){0,3})?',
-        entry.name))
+    return (entry.writable == '-' and entry.executable == '-' and
+            entry.name.startswith('/'))
 
   @staticmethod
   def executable(entry):
-    return (entry.executable == 'x' and re.match(
-        '\S+(\.(so|dll|dylib|bundle)|chrome)((\.\d+)+\w*(\.\d+){0,3})?',
-        entry.name))
+    return (entry.executable == 'x' and entry.name.startswith('/'))
 
   @staticmethod
   def executable_and_constants(entry):
     return (((entry.writable == '-' and entry.executable == '-') or
-             entry.executable == 'x') and re.match(
-        '\S+(\.(so|dll|dylib|bundle)|chrome)((\.\d+)+\w*(\.\d+){0,3})?',
-        entry.name))
+             entry.executable == 'x') and entry.name.startswith('/'))
 
   def _append_entry(self, entry):
     if self._sorted_indexes and self._sorted_indexes[-1] > entry.begin:
       self._sorted = False
     self._sorted_indexes.append(entry.begin)
     self._dictionary[entry.begin] = entry