Tool added to extract network traffic annotations.

tools/traffic_annotation/traffic_annotation.proto

 syntax = "proto3";
 package traffic_annotation;
 
 // TODO: include policies
 
 // Describes a specific kind of network traffic based on a fine-grained
 // semantic classification of all network traffic generated by Chrome.
 // Used for auditing purposes.
 message NetworkTrafficAnnotation {
   // This is a globally unique identifier that must stay unchanged while the
@@ skipping 141 matching lines @@
 // NetworkTrafficAnnotations that had to go into a whitelist file because the
 // source code could not be annotated (e.g. because it is in a third-party
 // library).
 message WhitelistedNetworkTrafficAnnotations {
   repeated NetworkTrafficAnnotation network_traffic_annotation = 1;
 };
 
 // All NetworkTrafficAnnotations from a Chromium configuration.
 message NetworkTrafficAnnotations {
   ExtractedNetworkTrafficAnnotation extracted_network_traffic_annotations = 1;
-  WhitelistedNetworkTrafficAnnotations whitelisted_network_traffic_annotations
-      = 2;
+  WhitelistedNetworkTrafficAnnotations whitelisted_network_traffic_annotations =
+      2;
 };