Add CommandBroker::OnTransaction to handle incoming transactions

chromeos/binder/command_stream_unittest.cc

 // Copyright 2015 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 <unistd.h>
 #include <linux/android/binder.h>
 
 #include "base/message_loop/message_loop.h"
 #include "chromeos/binder/command_stream.h"
 #include "chromeos/binder/constants.h"
 #include "chromeos/binder/driver.h"
 #include "chromeos/binder/transaction_data.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace binder {
 
 namespace {
 
 class BinderCommandStreamTest : public ::testing::Test,
                                 public CommandStream::IncomingCommandHandler {
  public:
   BinderCommandStreamTest() : command_stream_(&driver_, this) {}
   ~BinderCommandStreamTest() override {}
 
   void SetUp() override { ASSERT_TRUE(driver_.Initialize()); }
 
   // CommandStream::IncomingCommandHandler override:
+  bool OnTransaction(const TransactionData& data) override { return false; }
+
   void OnReply(scoped_ptr<TransactionData> data) override {
     received_response_ = RESPONSE_REPLY;
     ASSERT_TRUE(data);
     EXPECT_FALSE(data->HasStatus());  // No error.
   }
 
   void OnDeadReply() override { received_response_ = RESPONSE_DEAD; }
 
   void OnTransactionComplete() override {
     received_response_ = RESPONSE_COMPLETE;
@@ skipping 65 matching lines @@
     if (command_stream_.CanProcessIncomingCommand()) {
       ASSERT_TRUE(command_stream_.ProcessIncomingCommand());
     } else {
       ASSERT_TRUE(command_stream_.Fetch());
     }
   }
   ASSERT_EQ(RESPONSE_REPLY, received_response_);
 }
 
 }  // namespace binder