[NTP] Cleanup: add brackets in components/ntp_snippets. [1/2]

components/ntp_snippets/remote/ntp_snippets_fetcher_unittest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/ntp_snippets/remote/ntp_snippets_fetcher.h"
 
 #include <map>
 #include <utility>
 
 #include "base/json/json_reader.h"
@@ skipping 156 matching lines @@
         net::URLRequestStatus::FAILED);
   }
 };
 
 void ParseJson(
     const std::string& json,
     const ntp_snippets::NTPSnippetsFetcher::SuccessCallback& success_callback,
     const ntp_snippets::NTPSnippetsFetcher::ErrorCallback& error_callback) {
   base::JSONReader json_reader;
   std::unique_ptr<base::Value> value = json_reader.ReadToValue(json);
-  if (value)
+  if (value) {
     success_callback.Run(std::move(value));
-  else
+  } else {
     error_callback.Run(json_reader.GetErrorMessage());
+  }
 }
 
 void ParseJsonDelayed(
     const std::string& json,
     const ntp_snippets::NTPSnippetsFetcher::SuccessCallback& success_callback,
     const ntp_snippets::NTPSnippetsFetcher::ErrorCallback& error_callback) {
   base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
       FROM_HERE, base::Bind(&ParseJson, json, success_callback, error_callback),
       base::TimeDelta::FromMilliseconds(kTestJsonParsingLatencyMs));
 }
@@ skipping 49 matching lines @@
   base::HistogramTester& histogram_tester() { return histogram_tester_; }
 
   NTPSnippetsFetcher::Params test_params() {
     NTPSnippetsFetcher::Params result;
     result.count_to_fetch = 1;
     result.interactive_request = true;
     return result;
   }
 
   void InitFakeURLFetcherFactory() {
-    if (fake_url_fetcher_factory_)
+    if (fake_url_fetcher_factory_) {
       return;
+    }
     // Instantiation of factory automatically sets itself as URLFetcher's
     // factory.
     fake_url_fetcher_factory_.reset(new net::FakeURLFetcherFactory(
         /*default_factory=*/&failing_url_fetcher_factory_));
   }
 
   void SetFakeResponse(const std::string& response_data,
                        net::HttpStatusCode response_code,
                        net::URLRequestStatus::Status status) {
     InitFakeURLFetcherFactory();
@@ skipping 142 matching lines @@
                          "  \"priority\": \"USER_ACTION\","
                          "  \"excludedSuggestionIds\": [],"
                          "  \"userActivenessClass\": \"ACTIVE_NTP_USER\""
                          "}"));
 }
 
 TEST_F(NTPSnippetsFetcherTest, BuildRequestExcludedIds) {
   NTPSnippetsFetcher::RequestBuilder builder;
   builder.params = test_params();
   builder.params.interactive_request = false;
-  for (int i = 0; i < 200; ++i)
+  for (int i = 0; i < 200; ++i) {
     builder.params.excluded_ids.insert(base::StringPrintf("%03d", i));
+  }
   builder.only_return_personalized_results = false;
   builder.user_class = "ACTIVE_NTP_USER";
 
   builder.fetch_api = NTPSnippetsFetcher::CHROME_CONTENT_SUGGESTIONS_API;
   EXPECT_THAT(builder.BuildRequest(),
               EqualsJSON("{"
                          "  \"regularlyVisitedHostNames\": [],"
                          "  \"priority\": \"BACKGROUND_PREFETCH\","
                          "  \"excludedSuggestionIds\": ["
                          "    \"000\", \"001\", \"002\", \"003\", \"004\","
@@ skipping 575 matching lines @@
     const NTPSnippetsFetcher::OptionalFetchedCategories& fetched_categories) {
   if (fetched_categories) {
     // Matchers above aren't any more precise than this, so this is sufficient
     // for test-failure diagnostics.
     return os << "list with " << fetched_categories->size() << " elements";
   }
   return os << "null";
 }
 
 }  // namespace ntp_snippets