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/res/values/all_search_engines.xml b/res/values/all_search_engines.xml
index 58992a4..da8d3b2 100644
--- a/res/values/all_search_engines.xml
+++ b/res/values/all_search_engines.xml
@@ -208,9 +208,9 @@
     <item>Google</item>
     <item>google.com</item>
     <item>http://www.google.com/favicon.ico</item>
-    <item>http://www.google.com/search?hl={language}&amp;ie={inputEncoding}&amp;source=android-browser&amp;q={searchTerms}</item>
+    <item>http://www.google.com/search?ie={inputEncoding}&amp;source=android-browser&amp;q={searchTerms}</item>
     <item>UTF-8</item>
-    <item>http://www.google.com/complete/search?hl={language}&amp;client=android&amp;q={searchTerms}</item>
+    <item>http://www.google.com/complete/search?client=android&amp;q={searchTerms}</item>
   </string-array>
   <string-array name="bing_en_NZ" translatable="false">
     <item>Bing</item>
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}&amp;ie={inputEncoding}&amp;source=android-browser&amp;q={searchTerms}",
+  "http://www.google.com/search?ie={inputEncoding}&amp;source=android-browser&amp;q={searchTerms}",
   "UTF-8",
-  "http://www.google.com/complete/search?hl={language}&amp;client=android&amp;q={searchTerms}"]
+  "http://www.google.com/complete/search?client=android&amp;q={searchTerms}"]
 
 class SearchEngineManager(object):
   """Manages list of search engines and creates locale specific lists.