Use base::Clock instead of base::Time::Now in AppSearchProvider.

chrome/browser/ui/app_list/search/app_search_provider_unittest.cc

Index: chrome/browser/ui/app_list/search/app_search_provider_unittest.cc
diff --git a/chrome/browser/ui/app_list/search/app_search_provider_unittest.cc b/chrome/browser/ui/app_list/search/app_search_provider_unittest.cc
index cfc815f62d07d0490d2540fd1e08d18130dea758..b5489360dad9755dec5bb0017b3f9d5a62948526 100644
--- a/chrome/browser/ui/app_list/search/app_search_provider_unittest.cc
+++ b/chrome/browser/ui/app_list/search/app_search_provider_unittest.cc
@@ -8,6 +8,7 @@
 #include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/test/simple_test_clock.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/ui/app_list/app_list_test_util.h"
 #include "chrome/browser/ui/app_list/search/app_search_provider.h"
@@ -37,11 +38,14 @@ class AppSearchProviderTest : public AppListTestBase {
   void SetUp() override {
     AppListTestBase::SetUp();
 
-    app_search_.reset(new AppSearchProvider(profile_.get(), NULL));
+    scoped_ptr<base::SimpleTestClock> clock(new base::SimpleTestClock());
+    clock->SetNow(kTestCurrentTime);
+    app_search_.reset(
+        new AppSearchProvider(profile_.get(), NULL, clock.Pass()));
   }
 
   std::string RunQuery(const std::string& query) {
-    app_search_->StartImpl(kTestCurrentTime, base::UTF8ToUTF16(query));
+    app_search_->Start(base::UTF8ToUTF16(query));
 
     // Sort results by relevance.
     std::vector<SearchResult*> sorted_results;
@@ -127,6 +131,13 @@ TEST_F(AppSearchProviderTest, FetchRecommendations) {
   prefs->SetLastLaunchTime(kPackagedApp1Id, base::Time::FromInternalValue(10));
   prefs->SetLastLaunchTime(kPackagedApp2Id, base::Time::FromInternalValue(20));
   EXPECT_EQ("Packaged App 2,Packaged App 1,Hosted App", RunQuery(""));
+
+  // Times in the future should just be handled as highest priority.
+  prefs->SetLastLaunchTime(kHostedAppId,
+                           kTestCurrentTime + base::TimeDelta::FromSeconds(5));
+  prefs->SetLastLaunchTime(kPackagedApp1Id, base::Time::FromInternalValue(10));
+  prefs->SetLastLaunchTime(kPackagedApp2Id, base::Time::FromInternalValue(0));
+  EXPECT_EQ("Hosted App,Packaged App 1,Packaged App 2", RunQuery(""));
 }
 
 }  // namespace test