Remove "hl=" parameter from incognito-mode GWS searches.
It prevents GWS from honoring Accept-language: headers, and can result
in degraded search result quality.

Bug: 5777487
Change-Id: Ifee726bc0b3e79be628d288606777969e72c11a0
diff --git a/tools/get_search_engines.py b/tools/get_search_engines.py
index 86393f1..17916c8 100755
--- a/tools/get_search_engines.py
+++ b/tools/get_search_engines.py
@@ -39,9 +39,9 @@
 
 google_data = ["google", "Google", "google.com",
   "http://www.google.com/favicon.ico",
-  "http://www.google.com/search?hl={language}&ie={inputEncoding}&source=android-browser&q={searchTerms}",
+  "http://www.google.com/search?ie={inputEncoding}&source=android-browser&q={searchTerms}",
   "UTF-8",
-  "http://www.google.com/complete/search?hl={language}&client=android&q={searchTerms}"]
+  "http://www.google.com/complete/search?client=android&q={searchTerms}"]
 
 class SearchEngineManager(object):
   """Manages list of search engines and creates locale specific lists.