Implemet save_device UX for fast pair windwos

PiperOrigin-RevId: 549693338

fastpair/fast_pair_service.h

@@ -69,6 +69,12 @@ class FastPairService {
   // same lifetime as this `FastPairService` instance.
   AccountManager* GetAccountManager() { return account_manager_.get(); }
 
+  // Returns a `FastPairRepository` implementation. The returned object has the
+  // same lifetime as this `FastPairService` instance.
+  FastPairRepository* GetFastPairRepository() {
+    return fast_pair_repository_.get();
+  }
+
  private:
   struct PluginState {
     // Gets the plugin for `device`. Creates the plugin if it does not exist.

fastpair/keyed_service/fast_pair_mediator.h

@@ -72,6 +72,10 @@ class Mediator final : public ScannerBroker::Observer,
     return notification_controller_.get();
   }
 
+  FastPairRepository* GetFastPairRepository() {
+    return fast_pair_repository_.get();
+  }
+
   void StartScanning();
   void StopScanning();
 

fastpair/proto/proto_builder.cc

@@ -75,6 +75,8 @@ void BuildFastPairInfo(::nearby::fastpair::proto::FastPairInfo* fast_pair_info,
   discovery_item.set_first_observation_timestamp_millis(
       absl::ToInt64Milliseconds(absl::Now() - absl::UnixEpoch()));
   discovery_item.set_state(proto::StoredDiscoveryItem::STATE_ENABLED);
+  discovery_item.set_icon_fife_url(
+      metadata->GetResponse().device().image_url());
   discovery_item.set_icon_png(metadata->GetResponse().image());
   discovery_item.add_stored_relevances()->mutable_relevance()->set_evaluation(
       proto::Evaluation::EVALUATION_GREAT);