third_party/mojo: Remove python/go/dart bindings.

third_party/mojo/src/mojo/public/go/system/message_pipe.go

Index: third_party/mojo/src/mojo/public/go/system/message_pipe.go
diff --git a/third_party/mojo/src/mojo/public/go/system/message_pipe.go b/third_party/mojo/src/mojo/public/go/system/message_pipe.go
deleted file mode 100644
index 149b5becc1761a2f092043d23671e5e57ede2314..0000000000000000000000000000000000000000
--- a/third_party/mojo/src/mojo/public/go/system/message_pipe.go
+++ /dev/null
@@ -1,59 +0,0 @@
-// 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.
-
-package system
-
-// MessagePipeHandle is a handle for a bidirectional communication channel for
-// framed data (i.e., messages). Messages can contain plain data and/or Mojo
-// handles.
-type MessagePipeHandle interface {
-	Handle
-
-	// ReadMessage reads a message from the message pipe endpoint with the
-	// specified flags. Returns the message data and attached handles that were
-	// received in the "next" message.
-	ReadMessage(flags MojoReadMessageFlags) (MojoResult, []byte, []UntypedHandle)
-
-	// WriteMessage writes message data and optional attached handles to
-	// the message pipe endpoint given by handle. On success the attached
-	// handles will no longer be valid (i.e.: the receiver will receive
-	// equivalent but logically different handles).
-	WriteMessage(bytes []byte, handles []UntypedHandle, flags MojoWriteMessageFlags) MojoResult
-}
-
-type messagePipe struct {
-	// baseHandle should always be the first component of this struct,
-	// see |finalizeHandle()| for more details.
-	baseHandle
-}
-
-func (h *messagePipe) ReadMessage(flags MojoReadMessageFlags) (MojoResult, []byte, []UntypedHandle) {
-	h.core.mu.Lock()
-	r, buf, rawHandles := sysImpl.ReadMessage(uint32(h.mojoHandle), uint32(flags))
-	h.core.mu.Unlock()
-	if r != 0 {
-		return MojoResult(r), nil, nil
-	}
-
-	handles := make([]UntypedHandle, len(rawHandles))
-	for i := 0; i < len(handles); i++ {
-		handles[i] = h.core.AcquireNativeHandle(MojoHandle(rawHandles[i]))
-	}
-	return MojoResult(r), buf, handles
-}
-
-func (h *messagePipe) WriteMessage(bytes []byte, handles []UntypedHandle, flags MojoWriteMessageFlags) MojoResult {
-
-	var rawHandles []uint32
-	if len(handles) != 0 {
-		rawHandles = make([]uint32, len(handles))
-		for i := 0; i < len(handles); i++ {
-			rawHandles[i] = uint32(handles[i].ReleaseNativeHandle())
-		}
-	}
-	h.core.mu.Lock()
-	r := sysImpl.WriteMessage(uint32(h.mojoHandle), bytes, rawHandles, uint32(flags))
-	h.core.mu.Unlock()
-	return MojoResult(r)
-}