Protobuf for Traffic Annotation and first use by a URLFetcher.

chrome/browser/spellchecker/spelling_service_client_unittest.cc

Index: chrome/browser/spellchecker/spelling_service_client_unittest.cc
diff --git a/chrome/browser/spellchecker/spelling_service_client_unittest.cc b/chrome/browser/spellchecker/spelling_service_client_unittest.cc
index 429f7f43f6089fe5d750e0520d603ed48e375ba7..a90ea29f7d0f107f7da0c70b0c8febaf8a3bff23 100644
--- a/chrome/browser/spellchecker/spelling_service_client_unittest.cc
+++ b/chrome/browser/spellchecker/spelling_service_client_unittest.cc
@@ -171,7 +171,9 @@ class TestingSpellingServiceClient : public SpellingServiceClient {
   }
 
  private:
-  std::unique_ptr<net::URLFetcher> CreateURLFetcher(const GURL& url) override {
+  std::unique_ptr<net::URLFetcher> CreateURLFetcher(
+      const GURL& url,
+      net::NetworkTrafficAnnotationTag traffic_annotation) override {
     EXPECT_EQ("https://www.googleapis.com/rpc", url.spec());
     fetcher_ = new TestSpellingURLFetcher(
         0, url, this, request_type_, sanitized_request_text_, request_language_,