[Android] memory_inspector: revert accidental changes to PRESUBMIT.py

tools/memory_inspector/PRESUBMIT.py

Index: tools/memory_inspector/PRESUBMIT.py
diff --git a/tools/memory_inspector/PRESUBMIT.py b/tools/memory_inspector/PRESUBMIT.py
index d25d05a3645deaf7fc062cfcc4866e759b44bee7..5d0e21e3d35ec130486171526ef8518fef52cd38 100644
--- a/tools/memory_inspector/PRESUBMIT.py
+++ b/tools/memory_inspector/PRESUBMIT.py
@@ -9,7 +9,7 @@ details on the presubmit API built into gcl.
 """
 
 
-def _CommonChecks(input_api, output_api):
+def CommonChecks(input_api, output_api):
   output = []
   blacklist = [r'classification_rules.*']
   output.extend(input_api.canned_checks.RunPylint(
@@ -30,46 +30,9 @@ def _CommonChecks(input_api, output_api):
   return output
 
 
-def _CheckPrebuiltsAreUploaded(input_api, output_api):
-  import sys
-  import urllib2
-  old_sys_path = sys.path
-  try:
-    sys.path.append(input_api.os_path.join(input_api.PresubmitLocalPath()))
-    from memory_inspector import constants
-  finally:
-    sys.path = old_sys_path
-  missing_files = []
-  for f in input_api.os_listdir(constants.PREBUILTS_PATH):
-    if not f.endswith('.sha1'):
-      continue
-    prebuilt_sha_path = input_api.os_path.join(constants.PREBUILTS_PATH, f)
-    with open(prebuilt_sha_path) as sha_file:
-      sha = sha_file.read().strip()
-    url = constants.PREBUILTS_BASE_URL + sha
-    request = urllib2.Request(url)
-    request.get_method = lambda : 'HEAD'
-    try:
-      urllib2.urlopen(request)
-    except Exception, e:
-      if isinstance(e, urllib2.HTTPError) and e.code == 404:
-        missing_files += [prebuilt_sha_path]
-      else:
-        return [output_api.PresubmitError('HTTP Error while checking %s' % url,
-                                          long_text=str(e))]
-  if missing_files:
-    return [output_api.PresubmitError(
-        'Some prebuilts have not been uploaded. Perhaps you forgot to '
-        'upload_to_google_storage.py?', missing_files)]
-  return []
-
-
 def CheckChangeOnUpload(input_api, output_api):
-  results = []
-  results.extend(_CommonChecks(input_api, output_api))
-  results.extend(_CheckPrebuiltsAreUploaded(input_api, output_api))
-  return results
+  return CommonChecks(input_api, output_api)
 
 
 def CheckChangeOnCommit(input_api, output_api):
-  return _CommonChecks(input_api, output_api)
+  return CommonChecks(input_api, output_api)