Cleanup history favicon code

chrome/browser/favicon/favicon_handler_unittest.cc

Index: chrome/browser/favicon/favicon_handler_unittest.cc
diff --git a/chrome/browser/favicon/favicon_handler_unittest.cc b/chrome/browser/favicon/favicon_handler_unittest.cc
index 3f824a7ce8d8b6903c5c5f44fa75ca989d3a64ef..445c1685e698ec12c11331e257a256b52a7d37c8 100644
--- a/chrome/browser/favicon/favicon_handler_unittest.cc
+++ b/chrome/browser/favicon/favicon_handler_unittest.cc
@@ -314,18 +314,7 @@ namespace {
 
 void HistoryRequestHandler::InvokeCallback() {
   if (!callback_.is_null()) {
-    history::IconURLSizesMap icon_url_sizes;
-    // Build IconURLSizesMap such that the requirement that all the icon URLs
-    // in |history_results_| be present in |icon_url_sizes| holds.
-    // Add the pixel size for each of |history_results_| to |icon_url_sizes|
-    // as empty favicon sizes has a special meaning.
-    for (size_t i = 0; i < history_results_.size(); ++i) {
-      const history::FaviconBitmapResult& bitmap_result = history_results_[i];
-      const GURL& icon_url = bitmap_result.icon_url;
-      icon_url_sizes[icon_url].push_back(bitmap_result.pixel_size);
-    }
-
-    callback_.Run(history_results_, icon_url_sizes);
+    callback_.Run(history_results_);
   }
 }