Moved http_client_appengine.py from ./common to ./gae_libs/http

appengine/findit/waterfall/build_failure_analysis.py

Index: appengine/findit/waterfall/build_failure_analysis.py
diff --git a/appengine/findit/waterfall/build_failure_analysis.py b/appengine/findit/waterfall/build_failure_analysis.py
index 99ae9efeef301c187e4ab88d60eacf67ac3818b3..8d84b34d6820b974fb59af6cfb292dc985c03ba6 100644
--- a/appengine/findit/waterfall/build_failure_analysis.py
+++ b/appengine/findit/waterfall/build_failure_analysis.py
@@ -6,7 +6,7 @@ from collections import defaultdict
 import os
 import re
 
-from common.http_client_appengine import HttpClientAppengine as HttpClient
+from gae_libs.http.http_client_appengine import HttpClientAppengine
 from gae_libs.gitiles.cached_gitiles_repository import CachedGitilesRepository
 from libs.gitiles.diff import ChangeType
 from waterfall.failure_signal import FailureSignal
@@ -44,7 +44,7 @@ def _GetGitBlame(repo_info, touched_file_path):
   """
   if repo_info:
     repo_url = repo_info['repo_url']
-    git_repo = CachedGitilesRepository(HttpClient(), repo_url)
+    git_repo = CachedGitilesRepository(HttpClientAppengine(), repo_url)
     revision = repo_info['revision']
     return git_repo.GetBlame(touched_file_path, revision)
 
@@ -442,7 +442,7 @@ def _GetChangedLinesForDependencyRepo(roll, file_path_in_log, line_numbers):
     Tests if the same lines mentioned in failure log are changed within
     the DEPS roll, if so, return those line numbers.
   """
-  roll_repo = CachedGitilesRepository(HttpClient(), roll['repo_url'])
+  roll_repo = CachedGitilesRepository(HttpClientAppengine(), roll['repo_url'])
   old_revision = roll['old_revision']
   new_revision = roll['new_revision']
   old_change_log = roll_repo.GetChangeLog(old_revision)