Ignore favicon request in DataSaverWithServerBrowserTest.ReloadPage

chrome/browser/data_saver/data_saver_browsertest.cc

Index: chrome/browser/data_saver/data_saver_browsertest.cc
diff --git a/chrome/browser/data_saver/data_saver_browsertest.cc b/chrome/browser/data_saver/data_saver_browsertest.cc
index 740db9716504b7e54ef5c3fcfcdee9faab97742d..f5f9aef0b7ba14a8eb33d39eb196c5c0f24695d5 100644
--- a/chrome/browser/data_saver/data_saver_browsertest.cc
+++ b/chrome/browser/data_saver/data_saver_browsertest.cc
@@ -67,11 +67,19 @@ class DataSaverWithServerBrowserTest : public InProcessBrowserTest {
       const net::test_server::HttpRequest& request) {
     auto save_data_header_it = request.headers.find("save-data");
 
+    if (request.relative_url == "/favicon.ico") {
+      // Favicon request could be received for the previous page load.
+      return std::unique_ptr<net::test_server::HttpResponse>();
+    }
+
     if (!expected_save_data_header_.empty()) {
-      EXPECT_TRUE(save_data_header_it != request.headers.end());
-      EXPECT_EQ(expected_save_data_header_, save_data_header_it->second);
+      EXPECT_TRUE(save_data_header_it != request.headers.end())
+          << request.relative_url;
+      EXPECT_EQ(expected_save_data_header_, save_data_header_it->second)
+          << request.relative_url;
     } else {
-      EXPECT_TRUE(save_data_header_it == request.headers.end());
+      EXPECT_TRUE(save_data_header_it == request.headers.end())
+          << request.relative_url;
     }
     return std::unique_ptr<net::test_server::HttpResponse>();
   }