predictors: Support fonts in resource_prefetch_predictors.

chrome/browser/predictors/resource_prefetch_predictor_tables.cc

Index: chrome/browser/predictors/resource_prefetch_predictor_tables.cc
diff --git a/chrome/browser/predictors/resource_prefetch_predictor_tables.cc b/chrome/browser/predictors/resource_prefetch_predictor_tables.cc
index c8093252e066a9b3ad6920b54427df3243508354..5a69a9a4b54f3fe162d572615bcefa5b27386db8 100644
--- a/chrome/browser/predictors/resource_prefetch_predictor_tables.cc
+++ b/chrome/browser/predictors/resource_prefetch_predictor_tables.cc
@@ -104,13 +104,14 @@ ResourcePrefetchPredictorTables::ResourceRow::ResourceRow(
 }
 
 void ResourcePrefetchPredictorTables::ResourceRow::UpdateScore() {
-  // The score is calculated so that when the rows are sorted, the stylesheets
-  // and scripts appear first, sorted by position(ascending) and then the rest
-  // of the resources sorted by position(ascending).
+  // The score is calculated so that when the rows are sorted, stylesheets,
+  // scripts and fonts appear first, sorted by position(ascending) and then the
+  // rest of the resources sorted by position (ascending).
   static const int kMaxResourcesPerType = 100;
   switch (resource_type) {
     case content::RESOURCE_TYPE_STYLESHEET:
     case content::RESOURCE_TYPE_SCRIPT:
+    case content::RESOURCE_TYPE_FONT_RESOURCE:
       score = (2 * kMaxResourcesPerType) - average_position;
       break;