xcode: Remove unused function.

pylib/gyp/generator/xcode.py

 # Copyright (c) 2012 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import filecmp
 import gyp.common
 import gyp.xcodeproj_file
 import errno
 import os
 import sys
@@ skipping 462 matching lines @@
 
     except Exception:
       # Don't leave turds behind.  In fact, if this code was responsible for
       # creating the xcodeproj directory, get rid of that too.
       os.unlink(new_pbxproj_path)
       if self.created_dir:
         shutil.rmtree(self.path, True)
       raise
 
 
-cached_xcode_version = None
-def InstalledXcodeVersion():
-  """Fetches the installed version of Xcode, returns empty string if it is
-  unable to figure it out."""
-
-  global cached_xcode_version
-  if not cached_xcode_version is None:
-    return cached_xcode_version
-
-  # Default to an empty string
-  cached_xcode_version = ''
-
-  # Collect the xcodebuild's version information.
-  try:
-    import subprocess
-    cmd = ['/usr/bin/xcodebuild', '-version']
-    proc = subprocess.Popen(cmd, stdout=subprocess.PIPE)
-    xcodebuild_version_info = proc.communicate()[0]
-    # Any error, return empty string
-    if proc.returncode:
-      xcodebuild_version_info = ''
-  except OSError:
-    # We failed to launch the tool
-    xcodebuild_version_info = ''
-
-  # Pull out the Xcode version itself.
-  match_line = re.search('^Xcode (.*)$', xcodebuild_version_info, re.MULTILINE)
-  if match_line:
-    cached_xcode_version = match_line.group(1)
-  # Done!
-  return cached_xcode_version
-
-
 def AddSourceToTarget(source, type, pbxp, xct):
   # TODO(mark): Perhaps source_extensions and library_extensions can be made a
   # little bit fancier.
   source_extensions = ['c', 'cc', 'cpp', 'cxx', 'm', 'mm', 's']
 
   # .o is conceptually more of a "source" than a "library," but Xcode thinks
   # of "sources" as things to compile and "libraries" (or "frameworks") as
   # things to link with. Adding an object file to an Xcode target's frameworks
   # phase works properly.
   library_extensions = ['a', 'dylib', 'framework', 'o']
@@ skipping 710 matching lines @@
 
   for build_file in build_files:
     xcode_projects[build_file].Finalize1(xcode_targets, serialize_all_tests)
 
   for build_file in build_files:
     xcode_projects[build_file].Finalize2(xcode_targets,
                                          xcode_target_to_target_dict)
 
   for build_file in build_files:
     xcode_projects[build_file].Write()