Remove the GoogleURLTracker infobar functionality entirely.

components/google/core/browser/google_util.cc

Index: components/google/core/browser/google_util.cc
diff --git a/components/google/core/browser/google_util.cc b/components/google/core/browser/google_util.cc
index a1cf2f2c279a4285b03d83f48dd75579837d9ebf..307cebb3f7873ce81b6512dce632e5ec25b658de 100644
--- a/components/google/core/browser/google_util.cc
+++ b/components/google/core/browser/google_util.cc
@@ -79,7 +79,7 @@ namespace google_util {
 // Global functions -----------------------------------------------------------
 
 bool HasGoogleSearchQueryParam(const std::string& str) {
-  url::Component query(0, str.length()), key, value;
+  url::Component query(0, static_cast<int>(str.length())), key, value;
   while (url::ExtractQueryKeyValue(str.c_str(), &query, &key, &value)) {
     if ((key.len == 1) && (str[key.begin] == 'q') && value.is_nonempty())
       return true;