Add new API function: feedbackPrivate.readLogSource

chrome/test/BUILD.gn

Index: chrome/test/BUILD.gn
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index 013b9687a87a8e2a742231511c0cdaaf0e5560c4..03080a48636da14e50739c2f3981fa8abd74d6ef 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -4124,7 +4124,12 @@ test("unit_tests") {
       sources +=
           [ "../browser/extensions/external_registry_loader_win_unittest.cc" ]
     }
-    if (!is_chromeos) {
+    if (is_chromeos) {
+      sources += [
+        "../browser/extensions/api/feedback_private/feedback_private_api_chromeos_unittest.cc",
+        "../browser/extensions/api/feedback_private/log_source_access_manager_unittest.cc",
+      ]
+    } else {
       sources += [
         "../browser/extensions/api/messaging/native_message_process_host_unittest.cc",
         "../browser/extensions/api/messaging/native_messaging_host_manifest_unittest.cc",