Revise InterfaceRegistry API to support filtering interfaces @ Bind() time.

services/service_manager/public/cpp/tests/interface_registry_unittest.cc

 // Copyright 2014 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 "services/service_manager/public/cpp/interface_registry.h"
 
 #include "base/message_loop/message_loop.h"
 #include "services/service_manager/public/cpp/interface_binder.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace service_manager {
-namespace internal {
-namespace {
 
 class TestBinder : public InterfaceBinder {
  public:
   explicit TestBinder(int* delete_count) : delete_count_(delete_count) {}
   ~TestBinder() override { (*delete_count_)++; }
   void BindInterface(const service_manager::Identity& remote_identity,
                      const std::string& interface_name,
                      mojo::ScopedMessagePipeHandle client_handle) override {}
 
  private:
   int* delete_count_;
 };
 
 TEST(InterfaceRegistryTest, Ownership) {
   base::MessageLoop message_loop_;
   int delete_count = 0;
 
   // Destruction.
   {
-    InterfaceRegistry registry;
-    InterfaceRegistry::TestApi test_api(&registry);
+    auto registry = base::MakeUnique<service_manager::InterfaceRegistry>(
+        Identity(), InterfaceProviderSpec());
+    InterfaceRegistry::TestApi test_api(registry.get());
     test_api.SetInterfaceBinderForName(new TestBinder(&delete_count), "TC1");
   }
   EXPECT_EQ(1, delete_count);
 
   // Removal.
   {
-    std::unique_ptr<InterfaceRegistry> registry(new InterfaceRegistry);
+    auto registry = base::MakeUnique<InterfaceRegistry>(
+        Identity(), InterfaceProviderSpec());
     InterfaceBinder* b = new TestBinder(&delete_count);
     InterfaceRegistry::TestApi test_api(registry.get());
     test_api.SetInterfaceBinderForName(b, "TC1");
     registry->RemoveInterface("TC1");
     registry.reset();
     EXPECT_EQ(2, delete_count);
   }
 
   // Multiple.
   {
-    InterfaceRegistry registry;
-    InterfaceRegistry::TestApi test_api(&registry);
+    auto registry = base::MakeUnique<service_manager::InterfaceRegistry>(
+        Identity(), InterfaceProviderSpec());
+    InterfaceRegistry::TestApi test_api(registry.get());
     test_api.SetInterfaceBinderForName(new TestBinder(&delete_count), "TC1");
     test_api.SetInterfaceBinderForName(new TestBinder(&delete_count), "TC2");
   }
   EXPECT_EQ(4, delete_count);
 
   // Re-addition.
   {
-    InterfaceRegistry registry;
-    InterfaceRegistry::TestApi test_api(&registry);
+    auto registry = base::MakeUnique<service_manager::InterfaceRegistry>(
+        Identity(), InterfaceProviderSpec());
+    InterfaceRegistry::TestApi test_api(registry.get());
     test_api.SetInterfaceBinderForName(new TestBinder(&delete_count), "TC1");
     test_api.SetInterfaceBinderForName(new TestBinder(&delete_count), "TC1");
     EXPECT_EQ(5, delete_count);
   }
   EXPECT_EQ(6, delete_count);
 }
 
-}  // namespace
-}  // namespace internal
 }  // namespace service_manager