Removed AttemptResult enum in favor of using DefaultWebClientState

chrome/browser/custom_handlers/protocol_handler_registry_unittest.cc

 // Copyright (c) 2012 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 "chrome/browser/custom_handlers/protocol_handler_registry.h"
 
 #include <stddef.h>
 
 #include <set>
 
@@ skipping 131 matching lines @@
   FakeProtocolClientWorker(
       const shell_integration::DefaultWebClientWorkerCallback& callback,
       const std::string& protocol,
       bool force_failure)
       : shell_integration::DefaultProtocolClientWorker(callback, protocol),
         force_failure_(force_failure) {}
 
  private:
   ~FakeProtocolClientWorker() override {}
 
-  void CheckIsDefault() override {
+  void CheckIsDefault(bool is_following_set_as_default) override {
     shell_integration::DefaultWebClientState state =
         shell_integration::IS_DEFAULT;
     if (force_failure_)
       state = shell_integration::NOT_DEFAULT;
 
     BrowserThread::PostTask(
         BrowserThread::UI, FROM_HERE,
         base::Bind(&FakeProtocolClientWorker::OnCheckIsDefaultComplete, this,
-                   state));
+                   state, is_following_set_as_default));
   }
 
-  void SetAsDefault() override {
-    BrowserThread::PostTask(
-        BrowserThread::UI, FROM_HERE,
-        base::Bind(&FakeProtocolClientWorker::OnSetAsDefaultAttemptComplete,
-                   this, AttemptResult::SUCCESS));
-  }
+  void SetAsDefault() override { CheckIsDefault(true); }
 
  private:
   bool force_failure_;
 };
 
 class FakeDelegate : public ProtocolHandlerRegistry::Delegate {
  public:
   FakeDelegate() : force_os_failure_(false) {}
   ~FakeDelegate() override {}
   void RegisterExternalHandler(const std::string& protocol) override {
@@ skipping 909 matching lines @@
   // added to pref.
   ASSERT_EQ(InPrefIgnoredHandlerCount(), 2);
   ASSERT_EQ(InMemoryIgnoredHandlerCount(), 4);
 
   registry()->RemoveIgnoredHandler(p2u1);
 
   // p2u1 installed by user and policy, so it is removed from pref alone.
   ASSERT_EQ(InPrefIgnoredHandlerCount(), 1);
   ASSERT_EQ(InMemoryIgnoredHandlerCount(), 4);
 }