Remove rate limit from search.

Author: isoos

app/lib/search/search_client.dart

@@ -10,7 +10,6 @@ import 'package:_pub_shared/utils/http.dart';
 import 'package:clock/clock.dart';
 import 'package:gcloud/service_scope.dart' as ss;
 
-import '../../../service/rate_limit/rate_limit.dart';
 import '../../account/like_backend.dart';
 import '../../frontend/request_context.dart';
 import '../shared/configuration.dart';
@@ -19,11 +18,6 @@ import '../shared/utils.dart';
 
 import 'search_service.dart';
 
-/// The number of requests allowed over [_searchRateLimitWindow]
-const _searchRateLimit = 120;
-const _searchRateLimitWindow = Duration(minutes: 2);
-const _searchRateLimitWindowAsText = 'last 2 minutes';
-
 /// Sets the search client.
 void registerSearchClient(SearchClient client) =>
     ss.register(#_searchClient, client);
@@ -170,16 +164,6 @@ class SearchClient {
       );
     }
 
-    if (sourceIp != null) {
-      await verifyRequestCounts(
-        sourceIp: sourceIp,
-        operation: 'search',
-        limit: _searchRateLimit,
-        window: _searchRateLimitWindow,
-        windowAsText: _searchRateLimitWindowAsText,
-      );
-    }
-
     if (skipCache) {
       return await searchFn();
     } else {