Switch from Delegate to Observer.

components/arc/test/fake_intent_helper_instance.h

 // 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.
 
 #ifndef COMPONENTS_ARC_TEST_FAKE_INTENT_HELPER_INSTANCE_H_
 #define COMPONENTS_ARC_TEST_FAKE_INTENT_HELPER_INSTANCE_H_
 
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "components/arc/common/intent_helper.mojom.h"
-#include "components/arc/test/fake_arc_bridge_instance.h"
 #include "mojo/public/cpp/bindings/binding.h"
 
 namespace arc {
 
 class FakeIntentHelperInstance : public mojom::IntentHelperInstance {
  public:
   FakeIntentHelperInstance();
 
   class Broadcast {
    public:
@@ skipping 54 matching lines @@
 
  private:
   std::vector<Broadcast> broadcasts_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeIntentHelperInstance);
 };
 
 }  // namespace arc
 
 #endif  // COMPONENTS_ARC_TEST_FAKE_POLICY_INSTANCE_H_