Change PYTHONPATH handling in tools/valgrind so we can un-revert http://coder...

tools/valgrind/valgrind_test.py

Index: tools/valgrind/valgrind_test.py
===================================================================
--- tools/valgrind/valgrind_test.py	(revision 46040)
+++ tools/valgrind/valgrind_test.py	(working copy)
@@ -26,7 +26,7 @@
 import memcheck_analyze
 import tsan_analyze
 
-import google.logging_utils
+import logging_utils
 
 class ValgrindTool(object):
 
@@ -564,9 +564,9 @@
 
 if __name__ == "__main__":
   if sys.argv.count("-v") > 0 or sys.argv.count("--verbose") > 0:
-    google.logging_utils.config_root(logging.DEBUG)
+    logging_utils.config_root(logging.DEBUG)
   else:
-    google.logging_utils.config_root()
+    logging_utils.config_root()
   # TODO(timurrrr): valgrind tools may use -v/--verbose as well
 
   ret = RunTool(sys.argv)