[telemetry] Prototype for specifying page sets using Python imports and Telemetry discovery.

tools/telemetry/telemetry/core/discover.py

Index: tools/telemetry/telemetry/core/discover.py
diff --git a/tools/telemetry/telemetry/core/discover.py b/tools/telemetry/telemetry/core/discover.py
index c68dab81dbc9b29cb6274882da2e17afb9ae1001..53cc4683e5fb1a1abefb0550740a95f320bfb5a9 100644
--- a/tools/telemetry/telemetry/core/discover.py
+++ b/tools/telemetry/telemetry/core/discover.py
@@ -9,8 +9,6 @@ import re
 
 from telemetry import decorators
 from telemetry.core import camel_case
-from telemetry.core import util
-from telemetry.page import page_set
 
 
 @decorators.Cache
@@ -117,31 +115,3 @@ def DiscoverClassesInModule(module, base_class, index_by_class_name=False):
     classes[key_name] = obj
 
   return classes
-
-
-_counter = [0]
-def _GetUniqueModuleName():
-  _counter[0] += 1
-  return "module_" + str(_counter[0])
-
-
-def IsPageSetFile(file_path):
-  root_name, ext_name = os.path.splitext(file_path)
-  if 'unittest' in root_name or 'page_sets/data' in root_name:
-    return False
-  if ext_name != '.py':
-    return False
-  module = util.GetPythonPageSetModule(file_path)
-  return bool(DiscoverClassesInModule(module, page_set.PageSet))
-
-
-def GetAllPageSetFilenames(dir_path):
-  results = []
-  for sub_path, _, filenames in os.walk(dir_path):
-    for f in filenames:
-      if f.startswith('.'):
-        continue
-      filename = os.path.join(sub_path, f)
-      if IsPageSetFile(filename):
-        results.append(filename)
-  return results