Convert scoped_ptr to std::unique_ptr in //ipc.

TBR=brettw, jam, [email protected]
BUG=554298

Review URL: https://codereview.chromium.org/1913363002

Cr-Commit-Position: refs/heads/master@{#389361}
diff --git a/ipc/ipc_channel_common.cc b/ipc/ipc_channel_common.cc
index c12a360..d999733f 100644
--- a/ipc/ipc_channel_common.cc
+++ b/ipc/ipc_channel_common.cc
@@ -8,21 +8,21 @@
 namespace IPC {
 
 // static
-scoped_ptr<Channel> Channel::CreateClient(
+std::unique_ptr<Channel> Channel::CreateClient(
     const IPC::ChannelHandle& channel_handle,
     Listener* listener) {
   return Channel::Create(channel_handle, Channel::MODE_CLIENT, listener);
 }
 
 // static
-scoped_ptr<Channel> Channel::CreateNamedServer(
+std::unique_ptr<Channel> Channel::CreateNamedServer(
     const IPC::ChannelHandle& channel_handle,
     Listener* listener) {
   return Channel::Create(channel_handle, Channel::MODE_NAMED_SERVER, listener);
 }
 
 // static
-scoped_ptr<Channel> Channel::CreateNamedClient(
+std::unique_ptr<Channel> Channel::CreateNamedClient(
     const IPC::ChannelHandle& channel_handle,
     Listener* listener) {
   return Channel::Create(channel_handle, Channel::MODE_NAMED_CLIENT, listener);
@@ -30,7 +30,7 @@
 
 #if defined(OS_POSIX)
 // static
-scoped_ptr<Channel> Channel::CreateOpenNamedServer(
+std::unique_ptr<Channel> Channel::CreateOpenNamedServer(
     const IPC::ChannelHandle& channel_handle,
     Listener* listener) {
   return Channel::Create(channel_handle, Channel::MODE_OPEN_NAMED_SERVER,
@@ -39,7 +39,7 @@
 #endif
 
 // static
-scoped_ptr<Channel> Channel::CreateServer(
+std::unique_ptr<Channel> Channel::CreateServer(
     const IPC::ChannelHandle& channel_handle,
     Listener* listener) {
   return Channel::Create(channel_handle, Channel::MODE_SERVER, listener);