Make GlobalDescriptors::MaybeGet return -1 when the key is not found.

ipc/ipc_channel_posix_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.
 
 // These tests are POSIX only.
 
 #include "ipc/ipc_channel_posix.h"
 
 #include <fcntl.h>
 #include <sys/socket.h>
 #include <sys/un.h>
 #include <unistd.h>
 
 #include "base/basictypes.h"
 #include "base/eintr_wrapper.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
 #include "base/test/multiprocess_test.h"
 #include "base/test/test_timeouts.h"
 #include "ipc/ipc_listener.h"
+#include "ipc/ipc_tests.h"
 #include "testing/multiprocess_func_list.h"
 
 namespace {
 
 static const uint32 kQuitMessage = 47;
 
 class IPCChannelPosixTestListener : public IPC::Listener {
  public:
   enum STATUS {
     DISCONNECTED,
@@ skipping 350 matching lines @@
       connection_socket_name));
   IPC::Channel channel(chan_handle, IPC::Channel::MODE_NAMED_SERVER, &listener);
   ASSERT_TRUE(IPC::Channel::IsNamedServerInitialized(
       connection_socket_name));
   channel.Close();
   ASSERT_FALSE(IPC::Channel::IsNamedServerInitialized(
       connection_socket_name));
 }
 
 // A long running process that connects to us
-MULTIPROCESS_TEST_MAIN(IPCChannelPosixTestConnectionProc) {
+MULTIPROCESS_IPC_TEST_MAIN(IPCChannelPosixTestConnectionProc) {
   MessageLoopForIO message_loop;
   IPCChannelPosixTestListener listener(true);
   IPC::ChannelHandle handle(IPCChannelPosixTest::GetConnectionSocketName());
   IPCChannelPosixTest::SetUpSocket(&handle, IPC::Channel::MODE_NAMED_CLIENT);
   IPC::Channel channel(handle, IPC::Channel::MODE_NAMED_CLIENT, &listener);
   EXPECT_TRUE(channel.Connect());
   IPCChannelPosixTest::SpinRunLoop(TestTimeouts::action_max_timeout_ms());
   EXPECT_EQ(IPCChannelPosixTestListener::MESSAGE_RECEIVED, listener.status());
   return 0;
 }
 
 // Simple external process that shouldn't be able to connect to us.
-MULTIPROCESS_TEST_MAIN(IPCChannelPosixFailConnectionProc) {
+MULTIPROCESS_IPC_TEST_MAIN(IPCChannelPosixFailConnectionProc) {
   MessageLoopForIO message_loop;
   IPCChannelPosixTestListener listener(false);
   IPC::ChannelHandle handle(IPCChannelPosixTest::GetConnectionSocketName());
   IPCChannelPosixTest::SetUpSocket(&handle, IPC::Channel::MODE_NAMED_CLIENT);
   IPC::Channel channel(handle, IPC::Channel::MODE_NAMED_CLIENT, &listener);
 
   // In this case connect may succeed or fail depending on if the packet
   // actually gets sent at sendmsg. Since we never delay on send, we may not
   // see the error. However even if connect succeeds, eventually we will get an
   // error back since the channel will be closed when we attempt to read from
   // it.
   bool connected = channel.Connect();
   if (connected) {
     IPCChannelPosixTest::SpinRunLoop(TestTimeouts::action_max_timeout_ms());
     EXPECT_EQ(IPCChannelPosixTestListener::CHANNEL_ERROR, listener.status());
   } else {
     EXPECT_EQ(IPCChannelPosixTestListener::DISCONNECTED, listener.status());
   }
   return 0;
 }