Revert of Update mojo sdk to rev afb4440fd5a10cba980878c326180b7ad7960480

mojo/public/dart/src/message_pipe.dart

Index: mojo/public/dart/src/message_pipe.dart
diff --git a/mojo/public/dart/src/message_pipe.dart b/mojo/public/dart/src/message_pipe.dart
deleted file mode 100644
index 81d9f28ab90dfe21689a5a0e6809a6507ff76a7e..0000000000000000000000000000000000000000
--- a/mojo/public/dart/src/message_pipe.dart
+++ /dev/null
@@ -1,155 +0,0 @@
-// Copyright 2014 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.
-
-part of core;
-
-
-class _MojoMessagePipeNatives {
-  static List MojoCreateMessagePipe(int flags)
-      native "MojoMessagePipe_Create";
-
-  static int MojoWriteMessage(
-      int handle, ByteData data, int num_bytes, List<int> handles, int flags)
-      native "MojoMessagePipe_Write";
-
-  static List MojoReadMessage(
-      int handle, ByteData data, int num_bytes, List<int> handles, int flags)
-      native "MojoMessagePipe_Read";
-}
-
-
-class MojoMessagePipeReadResult {
-  final MojoResult status;
-  final int bytesRead;
-  final int handlesRead;
-
-  MojoMessagePipeReadResult(this.status, this.bytesRead, this.handlesRead);
-  MojoMessagePipeReadResult.fromList(List<int> resultList)
-      : this(new MojoResult(resultList[0]), resultList[1], resultList[2]);
-}
-
-
-class MojoMessagePipeEndpoint {
-  static const int WRITE_FLAG_NONE = 0;
-  static const int READ_FLAG_NONE = 0;
-  static const int READ_FLAG_MAY_DISCARD = 0;
-
-  RawMojoHandle handle;
-  MojoResult status;
-
-  MojoMessagePipeEndpoint(this.handle);
-
-  MojoResult write(ByteData data,
-                   [int num_bytes = -1,
-                    List<RawMojoHandle> handles = null,
-                    int flags = 0]) {
-    if (handle == null) {
-      status = MojoResult.INVALID_ARGUMENT;
-      return status;
-    }
-
-    // If num_bytes has the default value, use the full length of the data.
-    int data_num_bytes = (num_bytes == -1) ? data.lengthInBytes : num_bytes;
-    if (data_num_bytes > data.lengthInBytes) {
-      status = MojoResult.INVALID_ARGUMENT;
-      return status;
-    }
-
-    // handles may be null, otherwise convert to ints.
-    List<int> mojo_handles =
-        (handles != null) ? handles.map((h) => h.h).toList() : null;
-
-    // Do the call.
-    int result = _MojoMessagePipeNatives.MojoWriteMessage(
-        handle.h, data, data_num_bytes, mojo_handles, flags);
-
-    status = new MojoResult(result);
-    return status;
-  }
-
-
-  MojoMessagePipeReadResult read(ByteData data,
-                                 [int num_bytes = -1,
-                                  List<RawMojoHandle> handles = null,
-                                  int flags = 0]) {
-    if (handle == null) {
-      status = MojoResult.INVALID_ARGUMENT;
-      return null;
-    }
-
-    // If num_bytes has the default value, use the full length of the data.
-    int data_num_bytes;
-    if (data == null) {
-      data_num_bytes = 0;
-    } else {
-      data_num_bytes = (num_bytes == -1) ? data.lengthInBytes : num_bytes;
-    }
-    if (data_num_bytes > data.lengthInBytes) {
-      status = MojoResult.INVALID_ARGUMENT;
-      return status;
-    }
-
-    // handles may be null, otherwise make an int list for the handles.
-    List<int> mojo_handles;
-    if (handles == null) {
-      mojo_handles = null;
-    } else {
-      mojo_handles = new List<int>(handles.length);
-    }
-
-    // Do the call.
-    List result = _MojoMessagePipeNatives.MojoReadMessage(
-        handle.h, data, data_num_bytes, mojo_handles, flags);
-
-    if (result == null) {
-      status = MojoResult.INVALID_ARGUMENT;
-      return null;
-    }
-
-    assert((result is List) && (result.length == 3));
-    var readResult = new MojoMessagePipeReadResult.fromList(result);
-
-    // Copy out the handles that were read.
-    if (handles != null) {
-      for (var i = 0; i < readResult.handlesRead; i++) {
-        handles[i].h = mojo_handles[i];
-      }
-    }
-
-    status = readResult.status;
-    return readResult;
-  }
-
-  MojoMessagePipeReadResult query() => read(null);
-}
-
-
-class MojoMessagePipe {
-  static const int FLAG_NONE = 0;
-
-  List<MojoMessagePipeEndpoint> endpoints;
-  MojoResult status;
-
-  MojoMessagePipe._() {
-    endpoints = null;
-    status = MojoResult.OK;
-  }
-
-  factory MojoMessagePipe([int flags = FLAG_NONE]) {
-    List result = _MojoMessagePipeNatives.MojoCreateMessagePipe(flags);
-    if (result == null) {
-      return null;
-    }
-    assert((result is List) && (result.length == 3));
-
-    RawMojoHandle end1 = new RawMojoHandle(result[1]);
-    RawMojoHandle end2 = new RawMojoHandle(result[2]);
-    MojoMessagePipe pipe = new MojoMessagePipe._();
-    pipe.endpoints = new List(2);
-    pipe.endpoints[0] = new MojoMessagePipeEndpoint(end1);
-    pipe.endpoints[1] = new MojoMessagePipeEndpoint(end2);
-    pipe.status = new MojoResult(result[0]);
-    return pipe;
-  }
-}