Clean up a few more unused globals.

chrome/browser/search_engines/template_url_parser.cc

Index: chrome/browser/search_engines/template_url_parser.cc
diff --git a/chrome/browser/search_engines/template_url_parser.cc b/chrome/browser/search_engines/template_url_parser.cc
index 69532d2686cc4916fec297d25de7d8597587313e..db22b8cd6e0191fe06457c51bc3a50dc68bbce7c 100644
--- a/chrome/browser/search_engines/template_url_parser.cc
+++ b/chrome/browser/search_engines/template_url_parser.cc
@@ -53,12 +53,6 @@ const char kHTMLType[] = "text/html";
 // Mime type for as you type suggestions.
 const char kSuggestionType[] = "application/x-suggestions+json";
 
-// Namespace identifier.
-const char kOSDNS[] = "xmlns";
-
-// The namespace for documents we understand.
-const char kNameSpace[] = "http://a9.com/-/spec/opensearch/1.1/";
-
 std::string XMLCharToString(const xmlChar* value) {
   return std::string(reinterpret_cast<const char*>(value));
 }