[translate] Add translate ranker model loader.

components/translate/core/browser/translate_ui_delegate_unittest.cc

Index: components/translate/core/browser/translate_ui_delegate_unittest.cc
diff --git a/components/translate/core/browser/translate_ui_delegate_unittest.cc b/components/translate/core/browser/translate_ui_delegate_unittest.cc
index b63cbd6d57097a27460a5565b2502f00bb037db0..eb15170e55d6d0d457cdfff062c7269a5a00357d 100644
--- a/components/translate/core/browser/translate_ui_delegate_unittest.cc
+++ b/components/translate/core/browser/translate_ui_delegate_unittest.cc
@@ -14,6 +14,7 @@
 #include "components/pref_registry/pref_registry_syncable.h"
 #include "components/sync_preferences/testing_pref_service_syncable.h"
 #include "components/translate/core/browser/mock_translate_driver.h"
+#include "components/translate/core/browser/mock_translate_ranker.h"
 #include "components/translate/core/browser/translate_client.h"
 #include "components/translate/core/browser/translate_infobar_delegate.h"
 #include "components/translate/core/browser/translate_manager.h"
@@ -26,6 +27,7 @@
 using testing::Return;
 using testing::Test;
 using translate::testing::MockTranslateDriver;
+using translate::testing::MockTranslateRanker;
 
 namespace translate {
 
@@ -85,8 +87,8 @@ class TranslateUIDelegateTest : public ::testing::Test {
     TranslatePrefs::RegisterProfilePrefs(pref_service_->registry());
 
     client_.reset(new MockTranslateClient(&driver_, pref_service_.get()));
-
-    manager_.reset(new TranslateManager(client_.get(), "hi"));
+    ranker_.reset(new MockTranslateRanker());
+    manager_.reset(new TranslateManager(client_.get(), ranker_.get(), "hi"));
     manager_->GetLanguageState().set_translation_declined(false);
 
     delegate_.reset(
@@ -95,9 +97,11 @@ class TranslateUIDelegateTest : public ::testing::Test {
     ASSERT_FALSE(client_->GetTranslatePrefs()->IsTooOftenDenied("ar"));
   }
 
+  // Do not reorder. These are ordered for dependency on creation/destruction.
   MockTranslateDriver driver_;
-  std::unique_ptr<MockTranslateClient> client_;
   std::unique_ptr<sync_preferences::TestingPrefServiceSyncable> pref_service_;
+  std::unique_ptr<MockTranslateClient> client_;
+  std::unique_ptr<MockTranslateRanker> ranker_;
   std::unique_ptr<TranslateManager> manager_;
   std::unique_ptr<TranslateUIDelegate> delegate_;