Delete IPC::ChannelPosix, IPC::ChannelWin and IPC::AttachmentBroker.

ipc/ipc_message_attachment_set.cc

 // Copyright (c) 2011 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 "ipc/ipc_message_attachment_set.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
@@ skipping 166 matching lines @@
 void MessageAttachmentSet::CommitAllDescriptors() {
   attachments_.clear();
   consumed_descriptor_highwater_ = 0;
 }
 
 std::vector<scoped_refptr<IPC::BrokerableAttachment>>
 MessageAttachmentSet::GetBrokerableAttachments() const {
   return brokerable_attachments_;
 }
 
-void MessageAttachmentSet::ReplacePlaceholderWithAttachment(
-    const scoped_refptr<BrokerableAttachment>& attachment) {
-  DCHECK_NE(BrokerableAttachment::PLACEHOLDER, attachment->GetBrokerableType());
-  for (auto it = brokerable_attachments_.begin();
-       it != brokerable_attachments_.end(); ++it) {
-    if ((*it)->GetBrokerableType() == BrokerableAttachment::PLACEHOLDER &&
-        (*it)->GetIdentifier() == attachment->GetIdentifier()) {
-      *it = attachment;
-      return;
-    }
-  }
-
-  // This function should only be called if there is a placeholder ready to be
-  // replaced.
-  NOTREACHED();
-}
-
 #if defined(OS_POSIX)
 
 void MessageAttachmentSet::PeekDescriptors(base::PlatformFile* buffer) const {
   for (size_t i = 0; i != attachments_.size(); ++i)
     buffer[i] = internal::GetPlatformFile(attachments_[i]);
 }
 
 bool MessageAttachmentSet::ContainsDirectoryDescriptor() const {
   struct stat st;
 
@@ skipping 27 matching lines @@
   for (unsigned i = 0; i < count; ++i)
     AddAttachment(
         new internal::PlatformFileAttachment(base::ScopedFD(buffer[i])));
 }
 
 #endif  // OS_POSIX
 
 }  // namespace IPC