InstantExtended: Bail on TemplateURLs with no espv.

chrome/browser/search_engines/template_url.h

Index: chrome/browser/search_engines/template_url.h
diff --git a/chrome/browser/search_engines/template_url.h b/chrome/browser/search_engines/template_url.h
index 9660347e8af2abcf197751d06a17b1e45b839000..52883d3679c90287b436faae7db4a2a9b2b3ea16 100644
--- a/chrome/browser/search_engines/template_url.h
+++ b/chrome/browser/search_engines/template_url.h
@@ -486,6 +486,8 @@ class TemplateURL {
   // key in either the query or the ref. This method does not verify anything
   // else about the URL. In particular, it does not check that the domain
   // matches that of this TemplateURL.
+  // TODO(beaudoin): Rename this to reflect that it really checks for an
+  // InstantExtended capable URL.
   bool HasSearchTermsReplacementKey(const GURL& url) const;
 
  private: