Add learning expectations to predictor browsertests

chrome/browser/net/predictor_browsertest.cc

Index: chrome/browser/net/predictor_browsertest.cc
diff --git a/chrome/browser/net/predictor_browsertest.cc b/chrome/browser/net/predictor_browsertest.cc
index 2afa4e96721d0872d3d05e109b80b7527c452498..3a06481e34e7efc4b6cee2961aaa3f65e9be4d70 100644
--- a/chrome/browser/net/predictor_browsertest.cc
+++ b/chrome/browser/net/predictor_browsertest.cc
@@ -875,6 +875,7 @@ IN_PROC_BROWSER_TEST_F(PredictorBrowserTest,
                        CrossSiteSimplePredictionAfterTwoNavigations) {
   NavigateToCrossSiteHtmlUrl(1 /* num_cors */, "" /* file_suffix */);
   EXPECT_EQ(0, observer()->CrossSitePreconnected());
+  EXPECT_EQ(1, observer()->CrossSiteLearned());
 
   NavigateToCrossSiteHtmlUrl(1 /* num_cors */, "" /* file_suffix */);
   EXPECT_EQ(4, observer()->CrossSitePreconnected());
@@ -900,6 +901,7 @@ IN_PROC_BROWSER_TEST_F(PredictorBrowserTest,
                        CrossSiteSimplePredictionAfterTwoNavigations2) {
   NavigateToCrossSiteHtmlUrl(2 /* num_cors */, "" /* file_suffix */);
   EXPECT_EQ(0, observer()->CrossSitePreconnected());
+  EXPECT_EQ(2, observer()->CrossSiteLearned());
 
   NavigateToCrossSiteHtmlUrl(2 /* num_cors */, "" /* file_suffix */);