Component updater for FileTypePolicies.

chrome/common/safe_browsing/file_type_policies.cc

Index: chrome/common/safe_browsing/file_type_policies.cc
diff --git a/chrome/common/safe_browsing/file_type_policies.cc b/chrome/common/safe_browsing/file_type_policies.cc
index cf9e4418b853e13033686b366b4c2f5e1300d471..1741b5a88de3e1ab7ba2d6fc3879bbca939b9460 100644
--- a/chrome/common/safe_browsing/file_type_policies.cc
+++ b/chrome/common/safe_browsing/file_type_policies.cc
@@ -112,6 +112,11 @@ FileTypePolicies::UpdateResult FileTypePolicies::PopulateFromBinaryPb(
 
   // Compare against existing config, if we have one.
   if (config_) {
+    // If versions are equal, we skip the update but it's not really
+    // a failure.
+    if (new_config->version_id() == config_->version_id())
+      return UpdateResult::SKIPPED_VERSION_CHECK_EQUAL;
+
     // Check that version number increases
     if (new_config->version_id() <= config_->version_id())
       return UpdateResult::FAILED_VERSION_CHECK;