Check in generated Dart bindings and add presubmit script

mojo/dart/packages/mojo_services/lib/mojo/command_buffer.mojom.dart

Index: mojo/dart/packages/mojo_services/lib/mojo/command_buffer.mojom.dart
diff --git a/mojo/dart/packages/mojo_services/lib/mojo/command_buffer.mojom.dart b/mojo/dart/packages/mojo_services/lib/mojo/command_buffer.mojom.dart
new file mode 100644
index 0000000000000000000000000000000000000000..f35bc1290dd83f72b260f84895cda05e68678603
--- /dev/null
+++ b/mojo/dart/packages/mojo_services/lib/mojo/command_buffer.mojom.dart
@@ -0,0 +1,2002 @@
+// 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.
+
+library command_buffer_mojom;
+
+import 'dart:async';
+
+import 'package:mojo/bindings.dart' as bindings;
+import 'package:mojo/core.dart' as core;
+import 'package:mojo_services/mojo/gpu_capabilities.mojom.dart' as gpu_capabilities_mojom;
+
+
+
+class CommandBufferState extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(40, 0)
+  ];
+  int numEntries = 0;
+  int getOffset = 0;
+  int putOffset = 0;
+  int token = 0;
+  int error = 0;
+  int contextLostReason = 0;
+  int generation = 0;
+
+  CommandBufferState() : super(kVersions.last.size);
+
+  static CommandBufferState deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferState decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferState result = new CommandBufferState();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.numEntries = decoder0.decodeInt32(8);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.getOffset = decoder0.decodeInt32(12);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.putOffset = decoder0.decodeInt32(16);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.token = decoder0.decodeInt32(20);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.error = decoder0.decodeInt32(24);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.contextLostReason = decoder0.decodeInt32(28);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.generation = decoder0.decodeUint32(32);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeInt32(numEntries, 8);
+    
+    encoder0.encodeInt32(getOffset, 12);
+    
+    encoder0.encodeInt32(putOffset, 16);
+    
+    encoder0.encodeInt32(token, 20);
+    
+    encoder0.encodeInt32(error, 24);
+    
+    encoder0.encodeInt32(contextLostReason, 28);
+    
+    encoder0.encodeUint32(generation, 32);
+  }
+
+  String toString() {
+    return "CommandBufferState("
+           "numEntries: $numEntries" ", "
+           "getOffset: $getOffset" ", "
+           "putOffset: $putOffset" ", "
+           "token: $token" ", "
+           "error: $error" ", "
+           "contextLostReason: $contextLostReason" ", "
+           "generation: $generation" ")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    map["numEntries"] = numEntries;
+    map["getOffset"] = getOffset;
+    map["putOffset"] = putOffset;
+    map["token"] = token;
+    map["error"] = error;
+    map["contextLostReason"] = contextLostReason;
+    map["generation"] = generation;
+    return map;
+  }
+}
+
+
+class CommandBufferSyncClientDidInitializeParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(24, 0)
+  ];
+  bool success = false;
+  gpu_capabilities_mojom.GpuCapabilities capabilities = null;
+
+  CommandBufferSyncClientDidInitializeParams() : super(kVersions.last.size);
+
+  static CommandBufferSyncClientDidInitializeParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferSyncClientDidInitializeParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferSyncClientDidInitializeParams result = new CommandBufferSyncClientDidInitializeParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.success = decoder0.decodeBool(8, 0);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      var decoder1 = decoder0.decodePointer(16, false);
+      result.capabilities = gpu_capabilities_mojom.GpuCapabilities.decode(decoder1);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeBool(success, 8, 0);
+    
+    encoder0.encodeStruct(capabilities, 16, false);
+  }
+
+  String toString() {
+    return "CommandBufferSyncClientDidInitializeParams("
+           "success: $success" ", "
+           "capabilities: $capabilities" ")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    map["success"] = success;
+    map["capabilities"] = capabilities;
+    return map;
+  }
+}
+
+
+class CommandBufferSyncClientDidMakeProgressParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(16, 0)
+  ];
+  CommandBufferState state = null;
+
+  CommandBufferSyncClientDidMakeProgressParams() : super(kVersions.last.size);
+
+  static CommandBufferSyncClientDidMakeProgressParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferSyncClientDidMakeProgressParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferSyncClientDidMakeProgressParams result = new CommandBufferSyncClientDidMakeProgressParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      var decoder1 = decoder0.decodePointer(8, false);
+      result.state = CommandBufferState.decode(decoder1);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeStruct(state, 8, false);
+  }
+
+  String toString() {
+    return "CommandBufferSyncClientDidMakeProgressParams("
+           "state: $state" ")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    map["state"] = state;
+    return map;
+  }
+}
+
+
+class CommandBufferSyncPointClientDidInsertSyncPointParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(16, 0)
+  ];
+  int syncPoint = 0;
+
+  CommandBufferSyncPointClientDidInsertSyncPointParams() : super(kVersions.last.size);
+
+  static CommandBufferSyncPointClientDidInsertSyncPointParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferSyncPointClientDidInsertSyncPointParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferSyncPointClientDidInsertSyncPointParams result = new CommandBufferSyncPointClientDidInsertSyncPointParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.syncPoint = decoder0.decodeUint32(8);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeUint32(syncPoint, 8);
+  }
+
+  String toString() {
+    return "CommandBufferSyncPointClientDidInsertSyncPointParams("
+           "syncPoint: $syncPoint" ")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    map["syncPoint"] = syncPoint;
+    return map;
+  }
+}
+
+
+class CommandBufferLostContextObserverDidLoseContextParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(16, 0)
+  ];
+  int contextLostReason = 0;
+
+  CommandBufferLostContextObserverDidLoseContextParams() : super(kVersions.last.size);
+
+  static CommandBufferLostContextObserverDidLoseContextParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferLostContextObserverDidLoseContextParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferLostContextObserverDidLoseContextParams result = new CommandBufferLostContextObserverDidLoseContextParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.contextLostReason = decoder0.decodeInt32(8);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeInt32(contextLostReason, 8);
+  }
+
+  String toString() {
+    return "CommandBufferLostContextObserverDidLoseContextParams("
+           "contextLostReason: $contextLostReason" ")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    map["contextLostReason"] = contextLostReason;
+    return map;
+  }
+}
+
+
+class CommandBufferInitializeParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(40, 0)
+  ];
+  Object syncClient = null;
+  Object syncPointClient = null;
+  Object lostObserver = null;
+  core.MojoSharedBuffer sharedState = null;
+
+  CommandBufferInitializeParams() : super(kVersions.last.size);
+
+  static CommandBufferInitializeParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferInitializeParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferInitializeParams result = new CommandBufferInitializeParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.syncClient = decoder0.decodeServiceInterface(8, false, CommandBufferSyncClientProxy.newFromEndpoint);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.syncPointClient = decoder0.decodeServiceInterface(16, false, CommandBufferSyncPointClientProxy.newFromEndpoint);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.lostObserver = decoder0.decodeServiceInterface(24, false, CommandBufferLostContextObserverProxy.newFromEndpoint);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.sharedState = decoder0.decodeSharedBufferHandle(32, false);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeInterface(syncClient, 8, false);
+    
+    encoder0.encodeInterface(syncPointClient, 16, false);
+    
+    encoder0.encodeInterface(lostObserver, 24, false);
+    
+    encoder0.encodeSharedBufferHandle(sharedState, 32, false);
+  }
+
+  String toString() {
+    return "CommandBufferInitializeParams("
+           "syncClient: $syncClient" ", "
+           "syncPointClient: $syncPointClient" ", "
+           "lostObserver: $lostObserver" ", "
+           "sharedState: $sharedState" ")";
+  }
+
+  Map toJson() {
+    throw new bindings.MojoCodecError(
+        'Object containing handles cannot be encoded to JSON.');
+  }
+}
+
+
+class CommandBufferSetGetBufferParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(16, 0)
+  ];
+  int buffer = 0;
+
+  CommandBufferSetGetBufferParams() : super(kVersions.last.size);
+
+  static CommandBufferSetGetBufferParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferSetGetBufferParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferSetGetBufferParams result = new CommandBufferSetGetBufferParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.buffer = decoder0.decodeInt32(8);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeInt32(buffer, 8);
+  }
+
+  String toString() {
+    return "CommandBufferSetGetBufferParams("
+           "buffer: $buffer" ")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    map["buffer"] = buffer;
+    return map;
+  }
+}
+
+
+class CommandBufferFlushParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(16, 0)
+  ];
+  int putOffset = 0;
+
+  CommandBufferFlushParams() : super(kVersions.last.size);
+
+  static CommandBufferFlushParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferFlushParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferFlushParams result = new CommandBufferFlushParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.putOffset = decoder0.decodeInt32(8);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeInt32(putOffset, 8);
+  }
+
+  String toString() {
+    return "CommandBufferFlushParams("
+           "putOffset: $putOffset" ")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    map["putOffset"] = putOffset;
+    return map;
+  }
+}
+
+
+class CommandBufferMakeProgressParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(16, 0)
+  ];
+  int lastGetOffset = 0;
+
+  CommandBufferMakeProgressParams() : super(kVersions.last.size);
+
+  static CommandBufferMakeProgressParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferMakeProgressParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferMakeProgressParams result = new CommandBufferMakeProgressParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.lastGetOffset = decoder0.decodeInt32(8);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeInt32(lastGetOffset, 8);
+  }
+
+  String toString() {
+    return "CommandBufferMakeProgressParams("
+           "lastGetOffset: $lastGetOffset" ")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    map["lastGetOffset"] = lastGetOffset;
+    return map;
+  }
+}
+
+
+class CommandBufferRegisterTransferBufferParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(24, 0)
+  ];
+  int id = 0;
+  core.MojoSharedBuffer transferBuffer = null;
+  int size = 0;
+
+  CommandBufferRegisterTransferBufferParams() : super(kVersions.last.size);
+
+  static CommandBufferRegisterTransferBufferParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferRegisterTransferBufferParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferRegisterTransferBufferParams result = new CommandBufferRegisterTransferBufferParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.id = decoder0.decodeInt32(8);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.transferBuffer = decoder0.decodeSharedBufferHandle(12, false);
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.size = decoder0.decodeUint32(16);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeInt32(id, 8);
+    
+    encoder0.encodeSharedBufferHandle(transferBuffer, 12, false);
+    
+    encoder0.encodeUint32(size, 16);
+  }
+
+  String toString() {
+    return "CommandBufferRegisterTransferBufferParams("
+           "id: $id" ", "
+           "transferBuffer: $transferBuffer" ", "
+           "size: $size" ")";
+  }
+
+  Map toJson() {
+    throw new bindings.MojoCodecError(
+        'Object containing handles cannot be encoded to JSON.');
+  }
+}
+
+
+class CommandBufferDestroyTransferBufferParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(16, 0)
+  ];
+  int id = 0;
+
+  CommandBufferDestroyTransferBufferParams() : super(kVersions.last.size);
+
+  static CommandBufferDestroyTransferBufferParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferDestroyTransferBufferParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferDestroyTransferBufferParams result = new CommandBufferDestroyTransferBufferParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.id = decoder0.decodeInt32(8);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeInt32(id, 8);
+  }
+
+  String toString() {
+    return "CommandBufferDestroyTransferBufferParams("
+           "id: $id" ")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    map["id"] = id;
+    return map;
+  }
+}
+
+
+class CommandBufferInsertSyncPointParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(16, 0)
+  ];
+  bool retire = false;
+
+  CommandBufferInsertSyncPointParams() : super(kVersions.last.size);
+
+  static CommandBufferInsertSyncPointParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferInsertSyncPointParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferInsertSyncPointParams result = new CommandBufferInsertSyncPointParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.retire = decoder0.decodeBool(8, 0);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeBool(retire, 8, 0);
+  }
+
+  String toString() {
+    return "CommandBufferInsertSyncPointParams("
+           "retire: $retire" ")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    map["retire"] = retire;
+    return map;
+  }
+}
+
+
+class CommandBufferRetireSyncPointParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(16, 0)
+  ];
+  int syncPoint = 0;
+
+  CommandBufferRetireSyncPointParams() : super(kVersions.last.size);
+
+  static CommandBufferRetireSyncPointParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferRetireSyncPointParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferRetireSyncPointParams result = new CommandBufferRetireSyncPointParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    if (mainDataHeader.version >= 0) {
+      
+      result.syncPoint = decoder0.decodeUint32(8);
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    var encoder0 = encoder.getStructEncoderAtOffset(kVersions.last);
+    
+    encoder0.encodeUint32(syncPoint, 8);
+  }
+
+  String toString() {
+    return "CommandBufferRetireSyncPointParams("
+           "syncPoint: $syncPoint" ")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    map["syncPoint"] = syncPoint;
+    return map;
+  }
+}
+
+
+class CommandBufferEchoParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(8, 0)
+  ];
+
+  CommandBufferEchoParams() : super(kVersions.last.size);
+
+  static CommandBufferEchoParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferEchoParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferEchoParams result = new CommandBufferEchoParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    encoder.getStructEncoderAtOffset(kVersions.last);
+  }
+
+  String toString() {
+    return "CommandBufferEchoParams("")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    return map;
+  }
+}
+
+
+class CommandBufferEchoResponseParams extends bindings.Struct {
+  static const List<bindings.StructDataHeader> kVersions = const [
+    const bindings.StructDataHeader(8, 0)
+  ];
+
+  CommandBufferEchoResponseParams() : super(kVersions.last.size);
+
+  static CommandBufferEchoResponseParams deserialize(bindings.Message message) {
+    var decoder = new bindings.Decoder(message);
+    var result = decode(decoder);
+    if (decoder.excessHandles != null) {
+      decoder.excessHandles.forEach((h) => h.close());
+    }
+    return result;
+  }
+
+  static CommandBufferEchoResponseParams decode(bindings.Decoder decoder0) {
+    if (decoder0 == null) {
+      return null;
+    }
+    CommandBufferEchoResponseParams result = new CommandBufferEchoResponseParams();
+
+    var mainDataHeader = decoder0.decodeStructDataHeader();
+    if (mainDataHeader.version <= kVersions.last.version) {
+      // Scan in reverse order to optimize for more recent versions.
+      for (int i = kVersions.length - 1; i >= 0; --i) {
+        if (mainDataHeader.version >= kVersions[i].version) {
+          if (mainDataHeader.size == kVersions[i].size) {
+            // Found a match.
+            break;
+          }
+          throw new bindings.MojoCodecError(
+              'Header size doesn\'t correspond to known version size.');
+        }
+      }
+    } else if (mainDataHeader.size < kVersions.last.size) {
+      throw new bindings.MojoCodecError(
+        'Message newer than the last known version cannot be shorter than '
+        'required by the last known version.');
+    }
+    return result;
+  }
+
+  void encode(bindings.Encoder encoder) {
+    encoder.getStructEncoderAtOffset(kVersions.last);
+  }
+
+  String toString() {
+    return "CommandBufferEchoResponseParams("")";
+  }
+
+  Map toJson() {
+    Map map = new Map();
+    return map;
+  }
+}
+
+const int kCommandBufferSyncClient_didInitialize_name = 0;
+const int kCommandBufferSyncClient_didMakeProgress_name = 1;
+
+const String CommandBufferSyncClientName =
+      'mojo::CommandBufferSyncClient';
+
+abstract class CommandBufferSyncClient {
+  void didInitialize(bool success, gpu_capabilities_mojom.GpuCapabilities capabilities);
+  void didMakeProgress(CommandBufferState state);
+
+}
+
+
+class CommandBufferSyncClientProxyImpl extends bindings.Proxy {
+  CommandBufferSyncClientProxyImpl.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) : super.fromEndpoint(endpoint);
+
+  CommandBufferSyncClientProxyImpl.fromHandle(core.MojoHandle handle) :
+      super.fromHandle(handle);
+
+  CommandBufferSyncClientProxyImpl.unbound() : super.unbound();
+
+  static CommandBufferSyncClientProxyImpl newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferSyncClientProxyImpl"));
+    return new CommandBufferSyncClientProxyImpl.fromEndpoint(endpoint);
+  }
+
+  String get name => CommandBufferSyncClientName;
+
+  void handleResponse(bindings.ServiceMessage message) {
+    switch (message.header.type) {
+      default:
+        proxyError("Unexpected message type: ${message.header.type}");
+        close(immediate: true);
+        break;
+    }
+  }
+
+  String toString() {
+    var superString = super.toString();
+    return "CommandBufferSyncClientProxyImpl($superString)";
+  }
+}
+
+
+class _CommandBufferSyncClientProxyCalls implements CommandBufferSyncClient {
+  CommandBufferSyncClientProxyImpl _proxyImpl;
+
+  _CommandBufferSyncClientProxyCalls(this._proxyImpl);
+    void didInitialize(bool success, gpu_capabilities_mojom.GpuCapabilities capabilities) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferSyncClientDidInitializeParams();
+      params.success = success;
+      params.capabilities = capabilities;
+      _proxyImpl.sendMessage(params, kCommandBufferSyncClient_didInitialize_name);
+    }
+  
+    void didMakeProgress(CommandBufferState state) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferSyncClientDidMakeProgressParams();
+      params.state = state;
+      _proxyImpl.sendMessage(params, kCommandBufferSyncClient_didMakeProgress_name);
+    }
+  
+}
+
+
+class CommandBufferSyncClientProxy implements bindings.ProxyBase {
+  final bindings.Proxy impl;
+  CommandBufferSyncClient ptr;
+  final String name = CommandBufferSyncClientName;
+
+  CommandBufferSyncClientProxy(CommandBufferSyncClientProxyImpl proxyImpl) :
+      impl = proxyImpl,
+      ptr = new _CommandBufferSyncClientProxyCalls(proxyImpl);
+
+  CommandBufferSyncClientProxy.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) :
+      impl = new CommandBufferSyncClientProxyImpl.fromEndpoint(endpoint) {
+    ptr = new _CommandBufferSyncClientProxyCalls(impl);
+  }
+
+  CommandBufferSyncClientProxy.fromHandle(core.MojoHandle handle) :
+      impl = new CommandBufferSyncClientProxyImpl.fromHandle(handle) {
+    ptr = new _CommandBufferSyncClientProxyCalls(impl);
+  }
+
+  CommandBufferSyncClientProxy.unbound() :
+      impl = new CommandBufferSyncClientProxyImpl.unbound() {
+    ptr = new _CommandBufferSyncClientProxyCalls(impl);
+  }
+
+  factory CommandBufferSyncClientProxy.connectToService(
+      bindings.ServiceConnector s, String url) {
+    CommandBufferSyncClientProxy p = new CommandBufferSyncClientProxy.unbound();
+    s.connectToService(url, p);
+    return p;
+  }
+
+  static CommandBufferSyncClientProxy newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferSyncClientProxy"));
+    return new CommandBufferSyncClientProxy.fromEndpoint(endpoint);
+  }
+
+  Future close({bool immediate: false}) => impl.close(immediate: immediate);
+
+  Future responseOrError(Future f) => impl.responseOrError(f);
+
+  Future get errorFuture => impl.errorFuture;
+
+  int get version => impl.version;
+
+  Future<int> queryVersion() => impl.queryVersion();
+
+  void requireVersion(int requiredVersion) {
+    impl.requireVersion(requiredVersion);
+  }
+
+  String toString() {
+    return "CommandBufferSyncClientProxy($impl)";
+  }
+}
+
+
+class CommandBufferSyncClientStub extends bindings.Stub {
+  CommandBufferSyncClient _impl = null;
+
+  CommandBufferSyncClientStub.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint, [this._impl])
+      : super.fromEndpoint(endpoint);
+
+  CommandBufferSyncClientStub.fromHandle(core.MojoHandle handle, [this._impl])
+      : super.fromHandle(handle);
+
+  CommandBufferSyncClientStub.unbound() : super.unbound();
+
+  static CommandBufferSyncClientStub newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferSyncClientStub"));
+    return new CommandBufferSyncClientStub.fromEndpoint(endpoint);
+  }
+
+  static const String name = CommandBufferSyncClientName;
+
+
+
+  dynamic handleMessage(bindings.ServiceMessage message) {
+    if (bindings.ControlMessageHandler.isControlMessage(message)) {
+      return bindings.ControlMessageHandler.handleMessage(this,
+                                                          0,
+                                                          message);
+    }
+    assert(_impl != null);
+    switch (message.header.type) {
+      case kCommandBufferSyncClient_didInitialize_name:
+        var params = CommandBufferSyncClientDidInitializeParams.deserialize(
+            message.payload);
+        _impl.didInitialize(params.success, params.capabilities);
+        break;
+      case kCommandBufferSyncClient_didMakeProgress_name:
+        var params = CommandBufferSyncClientDidMakeProgressParams.deserialize(
+            message.payload);
+        _impl.didMakeProgress(params.state);
+        break;
+      default:
+        throw new bindings.MojoCodecError("Unexpected message name");
+        break;
+    }
+    return null;
+  }
+
+  CommandBufferSyncClient get impl => _impl;
+  set impl(CommandBufferSyncClient d) {
+    assert(_impl == null);
+    _impl = d;
+  }
+
+  String toString() {
+    var superString = super.toString();
+    return "CommandBufferSyncClientStub($superString)";
+  }
+
+  int get version => 0;
+}
+
+const int kCommandBufferSyncPointClient_didInsertSyncPoint_name = 0;
+
+const String CommandBufferSyncPointClientName =
+      'mojo::CommandBufferSyncPointClient';
+
+abstract class CommandBufferSyncPointClient {
+  void didInsertSyncPoint(int syncPoint);
+
+}
+
+
+class CommandBufferSyncPointClientProxyImpl extends bindings.Proxy {
+  CommandBufferSyncPointClientProxyImpl.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) : super.fromEndpoint(endpoint);
+
+  CommandBufferSyncPointClientProxyImpl.fromHandle(core.MojoHandle handle) :
+      super.fromHandle(handle);
+
+  CommandBufferSyncPointClientProxyImpl.unbound() : super.unbound();
+
+  static CommandBufferSyncPointClientProxyImpl newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferSyncPointClientProxyImpl"));
+    return new CommandBufferSyncPointClientProxyImpl.fromEndpoint(endpoint);
+  }
+
+  String get name => CommandBufferSyncPointClientName;
+
+  void handleResponse(bindings.ServiceMessage message) {
+    switch (message.header.type) {
+      default:
+        proxyError("Unexpected message type: ${message.header.type}");
+        close(immediate: true);
+        break;
+    }
+  }
+
+  String toString() {
+    var superString = super.toString();
+    return "CommandBufferSyncPointClientProxyImpl($superString)";
+  }
+}
+
+
+class _CommandBufferSyncPointClientProxyCalls implements CommandBufferSyncPointClient {
+  CommandBufferSyncPointClientProxyImpl _proxyImpl;
+
+  _CommandBufferSyncPointClientProxyCalls(this._proxyImpl);
+    void didInsertSyncPoint(int syncPoint) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferSyncPointClientDidInsertSyncPointParams();
+      params.syncPoint = syncPoint;
+      _proxyImpl.sendMessage(params, kCommandBufferSyncPointClient_didInsertSyncPoint_name);
+    }
+  
+}
+
+
+class CommandBufferSyncPointClientProxy implements bindings.ProxyBase {
+  final bindings.Proxy impl;
+  CommandBufferSyncPointClient ptr;
+  final String name = CommandBufferSyncPointClientName;
+
+  CommandBufferSyncPointClientProxy(CommandBufferSyncPointClientProxyImpl proxyImpl) :
+      impl = proxyImpl,
+      ptr = new _CommandBufferSyncPointClientProxyCalls(proxyImpl);
+
+  CommandBufferSyncPointClientProxy.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) :
+      impl = new CommandBufferSyncPointClientProxyImpl.fromEndpoint(endpoint) {
+    ptr = new _CommandBufferSyncPointClientProxyCalls(impl);
+  }
+
+  CommandBufferSyncPointClientProxy.fromHandle(core.MojoHandle handle) :
+      impl = new CommandBufferSyncPointClientProxyImpl.fromHandle(handle) {
+    ptr = new _CommandBufferSyncPointClientProxyCalls(impl);
+  }
+
+  CommandBufferSyncPointClientProxy.unbound() :
+      impl = new CommandBufferSyncPointClientProxyImpl.unbound() {
+    ptr = new _CommandBufferSyncPointClientProxyCalls(impl);
+  }
+
+  factory CommandBufferSyncPointClientProxy.connectToService(
+      bindings.ServiceConnector s, String url) {
+    CommandBufferSyncPointClientProxy p = new CommandBufferSyncPointClientProxy.unbound();
+    s.connectToService(url, p);
+    return p;
+  }
+
+  static CommandBufferSyncPointClientProxy newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferSyncPointClientProxy"));
+    return new CommandBufferSyncPointClientProxy.fromEndpoint(endpoint);
+  }
+
+  Future close({bool immediate: false}) => impl.close(immediate: immediate);
+
+  Future responseOrError(Future f) => impl.responseOrError(f);
+
+  Future get errorFuture => impl.errorFuture;
+
+  int get version => impl.version;
+
+  Future<int> queryVersion() => impl.queryVersion();
+
+  void requireVersion(int requiredVersion) {
+    impl.requireVersion(requiredVersion);
+  }
+
+  String toString() {
+    return "CommandBufferSyncPointClientProxy($impl)";
+  }
+}
+
+
+class CommandBufferSyncPointClientStub extends bindings.Stub {
+  CommandBufferSyncPointClient _impl = null;
+
+  CommandBufferSyncPointClientStub.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint, [this._impl])
+      : super.fromEndpoint(endpoint);
+
+  CommandBufferSyncPointClientStub.fromHandle(core.MojoHandle handle, [this._impl])
+      : super.fromHandle(handle);
+
+  CommandBufferSyncPointClientStub.unbound() : super.unbound();
+
+  static CommandBufferSyncPointClientStub newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferSyncPointClientStub"));
+    return new CommandBufferSyncPointClientStub.fromEndpoint(endpoint);
+  }
+
+  static const String name = CommandBufferSyncPointClientName;
+
+
+
+  dynamic handleMessage(bindings.ServiceMessage message) {
+    if (bindings.ControlMessageHandler.isControlMessage(message)) {
+      return bindings.ControlMessageHandler.handleMessage(this,
+                                                          0,
+                                                          message);
+    }
+    assert(_impl != null);
+    switch (message.header.type) {
+      case kCommandBufferSyncPointClient_didInsertSyncPoint_name:
+        var params = CommandBufferSyncPointClientDidInsertSyncPointParams.deserialize(
+            message.payload);
+        _impl.didInsertSyncPoint(params.syncPoint);
+        break;
+      default:
+        throw new bindings.MojoCodecError("Unexpected message name");
+        break;
+    }
+    return null;
+  }
+
+  CommandBufferSyncPointClient get impl => _impl;
+  set impl(CommandBufferSyncPointClient d) {
+    assert(_impl == null);
+    _impl = d;
+  }
+
+  String toString() {
+    var superString = super.toString();
+    return "CommandBufferSyncPointClientStub($superString)";
+  }
+
+  int get version => 0;
+}
+
+const int kCommandBufferLostContextObserver_didLoseContext_name = 0;
+
+const String CommandBufferLostContextObserverName =
+      'mojo::CommandBufferLostContextObserver';
+
+abstract class CommandBufferLostContextObserver {
+  void didLoseContext(int contextLostReason);
+
+}
+
+
+class CommandBufferLostContextObserverProxyImpl extends bindings.Proxy {
+  CommandBufferLostContextObserverProxyImpl.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) : super.fromEndpoint(endpoint);
+
+  CommandBufferLostContextObserverProxyImpl.fromHandle(core.MojoHandle handle) :
+      super.fromHandle(handle);
+
+  CommandBufferLostContextObserverProxyImpl.unbound() : super.unbound();
+
+  static CommandBufferLostContextObserverProxyImpl newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferLostContextObserverProxyImpl"));
+    return new CommandBufferLostContextObserverProxyImpl.fromEndpoint(endpoint);
+  }
+
+  String get name => CommandBufferLostContextObserverName;
+
+  void handleResponse(bindings.ServiceMessage message) {
+    switch (message.header.type) {
+      default:
+        proxyError("Unexpected message type: ${message.header.type}");
+        close(immediate: true);
+        break;
+    }
+  }
+
+  String toString() {
+    var superString = super.toString();
+    return "CommandBufferLostContextObserverProxyImpl($superString)";
+  }
+}
+
+
+class _CommandBufferLostContextObserverProxyCalls implements CommandBufferLostContextObserver {
+  CommandBufferLostContextObserverProxyImpl _proxyImpl;
+
+  _CommandBufferLostContextObserverProxyCalls(this._proxyImpl);
+    void didLoseContext(int contextLostReason) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferLostContextObserverDidLoseContextParams();
+      params.contextLostReason = contextLostReason;
+      _proxyImpl.sendMessage(params, kCommandBufferLostContextObserver_didLoseContext_name);
+    }
+  
+}
+
+
+class CommandBufferLostContextObserverProxy implements bindings.ProxyBase {
+  final bindings.Proxy impl;
+  CommandBufferLostContextObserver ptr;
+  final String name = CommandBufferLostContextObserverName;
+
+  CommandBufferLostContextObserverProxy(CommandBufferLostContextObserverProxyImpl proxyImpl) :
+      impl = proxyImpl,
+      ptr = new _CommandBufferLostContextObserverProxyCalls(proxyImpl);
+
+  CommandBufferLostContextObserverProxy.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) :
+      impl = new CommandBufferLostContextObserverProxyImpl.fromEndpoint(endpoint) {
+    ptr = new _CommandBufferLostContextObserverProxyCalls(impl);
+  }
+
+  CommandBufferLostContextObserverProxy.fromHandle(core.MojoHandle handle) :
+      impl = new CommandBufferLostContextObserverProxyImpl.fromHandle(handle) {
+    ptr = new _CommandBufferLostContextObserverProxyCalls(impl);
+  }
+
+  CommandBufferLostContextObserverProxy.unbound() :
+      impl = new CommandBufferLostContextObserverProxyImpl.unbound() {
+    ptr = new _CommandBufferLostContextObserverProxyCalls(impl);
+  }
+
+  factory CommandBufferLostContextObserverProxy.connectToService(
+      bindings.ServiceConnector s, String url) {
+    CommandBufferLostContextObserverProxy p = new CommandBufferLostContextObserverProxy.unbound();
+    s.connectToService(url, p);
+    return p;
+  }
+
+  static CommandBufferLostContextObserverProxy newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferLostContextObserverProxy"));
+    return new CommandBufferLostContextObserverProxy.fromEndpoint(endpoint);
+  }
+
+  Future close({bool immediate: false}) => impl.close(immediate: immediate);
+
+  Future responseOrError(Future f) => impl.responseOrError(f);
+
+  Future get errorFuture => impl.errorFuture;
+
+  int get version => impl.version;
+
+  Future<int> queryVersion() => impl.queryVersion();
+
+  void requireVersion(int requiredVersion) {
+    impl.requireVersion(requiredVersion);
+  }
+
+  String toString() {
+    return "CommandBufferLostContextObserverProxy($impl)";
+  }
+}
+
+
+class CommandBufferLostContextObserverStub extends bindings.Stub {
+  CommandBufferLostContextObserver _impl = null;
+
+  CommandBufferLostContextObserverStub.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint, [this._impl])
+      : super.fromEndpoint(endpoint);
+
+  CommandBufferLostContextObserverStub.fromHandle(core.MojoHandle handle, [this._impl])
+      : super.fromHandle(handle);
+
+  CommandBufferLostContextObserverStub.unbound() : super.unbound();
+
+  static CommandBufferLostContextObserverStub newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferLostContextObserverStub"));
+    return new CommandBufferLostContextObserverStub.fromEndpoint(endpoint);
+  }
+
+  static const String name = CommandBufferLostContextObserverName;
+
+
+
+  dynamic handleMessage(bindings.ServiceMessage message) {
+    if (bindings.ControlMessageHandler.isControlMessage(message)) {
+      return bindings.ControlMessageHandler.handleMessage(this,
+                                                          0,
+                                                          message);
+    }
+    assert(_impl != null);
+    switch (message.header.type) {
+      case kCommandBufferLostContextObserver_didLoseContext_name:
+        var params = CommandBufferLostContextObserverDidLoseContextParams.deserialize(
+            message.payload);
+        _impl.didLoseContext(params.contextLostReason);
+        break;
+      default:
+        throw new bindings.MojoCodecError("Unexpected message name");
+        break;
+    }
+    return null;
+  }
+
+  CommandBufferLostContextObserver get impl => _impl;
+  set impl(CommandBufferLostContextObserver d) {
+    assert(_impl == null);
+    _impl = d;
+  }
+
+  String toString() {
+    var superString = super.toString();
+    return "CommandBufferLostContextObserverStub($superString)";
+  }
+
+  int get version => 0;
+}
+
+const int kCommandBuffer_initialize_name = 0;
+const int kCommandBuffer_setGetBuffer_name = 1;
+const int kCommandBuffer_flush_name = 2;
+const int kCommandBuffer_makeProgress_name = 3;
+const int kCommandBuffer_registerTransferBuffer_name = 4;
+const int kCommandBuffer_destroyTransferBuffer_name = 5;
+const int kCommandBuffer_insertSyncPoint_name = 6;
+const int kCommandBuffer_retireSyncPoint_name = 7;
+const int kCommandBuffer_echo_name = 8;
+
+const String CommandBufferName =
+      'mojo::CommandBuffer';
+
+abstract class CommandBuffer {
+  void initialize(Object syncClient, Object syncPointClient, Object lostObserver, core.MojoSharedBuffer sharedState);
+  void setGetBuffer(int buffer);
+  void flush(int putOffset);
+  void makeProgress(int lastGetOffset);
+  void registerTransferBuffer(int id, core.MojoSharedBuffer transferBuffer, int size);
+  void destroyTransferBuffer(int id);
+  void insertSyncPoint(bool retire);
+  void retireSyncPoint(int syncPoint);
+  dynamic echo([Function responseFactory = null]);
+
+}
+
+
+class CommandBufferProxyImpl extends bindings.Proxy {
+  CommandBufferProxyImpl.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) : super.fromEndpoint(endpoint);
+
+  CommandBufferProxyImpl.fromHandle(core.MojoHandle handle) :
+      super.fromHandle(handle);
+
+  CommandBufferProxyImpl.unbound() : super.unbound();
+
+  static CommandBufferProxyImpl newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferProxyImpl"));
+    return new CommandBufferProxyImpl.fromEndpoint(endpoint);
+  }
+
+  String get name => CommandBufferName;
+
+  void handleResponse(bindings.ServiceMessage message) {
+    switch (message.header.type) {
+      case kCommandBuffer_echo_name:
+        var r = CommandBufferEchoResponseParams.deserialize(
+            message.payload);
+        if (!message.header.hasRequestId) {
+          proxyError("Expected a message with a valid request Id.");
+          return;
+        }
+        Completer c = completerMap[message.header.requestId];
+        if (c == null) {
+          proxyError(
+              "Message had unknown request Id: ${message.header.requestId}");
+          return;
+        }
+        completerMap.remove(message.header.requestId);
+        if (c.isCompleted) {
+          proxyError("Response completer already completed");
+          return;
+        }
+        c.complete(r);
+        break;
+      default:
+        proxyError("Unexpected message type: ${message.header.type}");
+        close(immediate: true);
+        break;
+    }
+  }
+
+  String toString() {
+    var superString = super.toString();
+    return "CommandBufferProxyImpl($superString)";
+  }
+}
+
+
+class _CommandBufferProxyCalls implements CommandBuffer {
+  CommandBufferProxyImpl _proxyImpl;
+
+  _CommandBufferProxyCalls(this._proxyImpl);
+    void initialize(Object syncClient, Object syncPointClient, Object lostObserver, core.MojoSharedBuffer sharedState) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferInitializeParams();
+      params.syncClient = syncClient;
+      params.syncPointClient = syncPointClient;
+      params.lostObserver = lostObserver;
+      params.sharedState = sharedState;
+      _proxyImpl.sendMessage(params, kCommandBuffer_initialize_name);
+    }
+  
+    void setGetBuffer(int buffer) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferSetGetBufferParams();
+      params.buffer = buffer;
+      _proxyImpl.sendMessage(params, kCommandBuffer_setGetBuffer_name);
+    }
+  
+    void flush(int putOffset) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferFlushParams();
+      params.putOffset = putOffset;
+      _proxyImpl.sendMessage(params, kCommandBuffer_flush_name);
+    }
+  
+    void makeProgress(int lastGetOffset) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferMakeProgressParams();
+      params.lastGetOffset = lastGetOffset;
+      _proxyImpl.sendMessage(params, kCommandBuffer_makeProgress_name);
+    }
+  
+    void registerTransferBuffer(int id, core.MojoSharedBuffer transferBuffer, int size) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferRegisterTransferBufferParams();
+      params.id = id;
+      params.transferBuffer = transferBuffer;
+      params.size = size;
+      _proxyImpl.sendMessage(params, kCommandBuffer_registerTransferBuffer_name);
+    }
+  
+    void destroyTransferBuffer(int id) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferDestroyTransferBufferParams();
+      params.id = id;
+      _proxyImpl.sendMessage(params, kCommandBuffer_destroyTransferBuffer_name);
+    }
+  
+    void insertSyncPoint(bool retire) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferInsertSyncPointParams();
+      params.retire = retire;
+      _proxyImpl.sendMessage(params, kCommandBuffer_insertSyncPoint_name);
+    }
+  
+    void retireSyncPoint(int syncPoint) {
+      if (!_proxyImpl.isBound) {
+        _proxyImpl.proxyError("The Proxy is closed.");
+        return;
+      }
+      var params = new CommandBufferRetireSyncPointParams();
+      params.syncPoint = syncPoint;
+      _proxyImpl.sendMessage(params, kCommandBuffer_retireSyncPoint_name);
+    }
+  
+    dynamic echo([Function responseFactory = null]) {
+      var params = new CommandBufferEchoParams();
+      return _proxyImpl.sendMessageWithRequestId(
+          params,
+          kCommandBuffer_echo_name,
+          -1,
+          bindings.MessageHeader.kMessageExpectsResponse);
+    }
+}
+
+
+class CommandBufferProxy implements bindings.ProxyBase {
+  final bindings.Proxy impl;
+  CommandBuffer ptr;
+  final String name = CommandBufferName;
+
+  CommandBufferProxy(CommandBufferProxyImpl proxyImpl) :
+      impl = proxyImpl,
+      ptr = new _CommandBufferProxyCalls(proxyImpl);
+
+  CommandBufferProxy.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) :
+      impl = new CommandBufferProxyImpl.fromEndpoint(endpoint) {
+    ptr = new _CommandBufferProxyCalls(impl);
+  }
+
+  CommandBufferProxy.fromHandle(core.MojoHandle handle) :
+      impl = new CommandBufferProxyImpl.fromHandle(handle) {
+    ptr = new _CommandBufferProxyCalls(impl);
+  }
+
+  CommandBufferProxy.unbound() :
+      impl = new CommandBufferProxyImpl.unbound() {
+    ptr = new _CommandBufferProxyCalls(impl);
+  }
+
+  factory CommandBufferProxy.connectToService(
+      bindings.ServiceConnector s, String url) {
+    CommandBufferProxy p = new CommandBufferProxy.unbound();
+    s.connectToService(url, p);
+    return p;
+  }
+
+  static CommandBufferProxy newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferProxy"));
+    return new CommandBufferProxy.fromEndpoint(endpoint);
+  }
+
+  Future close({bool immediate: false}) => impl.close(immediate: immediate);
+
+  Future responseOrError(Future f) => impl.responseOrError(f);
+
+  Future get errorFuture => impl.errorFuture;
+
+  int get version => impl.version;
+
+  Future<int> queryVersion() => impl.queryVersion();
+
+  void requireVersion(int requiredVersion) {
+    impl.requireVersion(requiredVersion);
+  }
+
+  String toString() {
+    return "CommandBufferProxy($impl)";
+  }
+}
+
+
+class CommandBufferStub extends bindings.Stub {
+  CommandBuffer _impl = null;
+
+  CommandBufferStub.fromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint, [this._impl])
+      : super.fromEndpoint(endpoint);
+
+  CommandBufferStub.fromHandle(core.MojoHandle handle, [this._impl])
+      : super.fromHandle(handle);
+
+  CommandBufferStub.unbound() : super.unbound();
+
+  static CommandBufferStub newFromEndpoint(
+      core.MojoMessagePipeEndpoint endpoint) {
+    assert(endpoint.setDescription("For CommandBufferStub"));
+    return new CommandBufferStub.fromEndpoint(endpoint);
+  }
+
+  static const String name = CommandBufferName;
+
+
+  CommandBufferEchoResponseParams _CommandBufferEchoResponseParamsFactory() {
+    var result = new CommandBufferEchoResponseParams();
+    return result;
+  }
+
+  dynamic handleMessage(bindings.ServiceMessage message) {
+    if (bindings.ControlMessageHandler.isControlMessage(message)) {
+      return bindings.ControlMessageHandler.handleMessage(this,
+                                                          0,
+                                                          message);
+    }
+    assert(_impl != null);
+    switch (message.header.type) {
+      case kCommandBuffer_initialize_name:
+        var params = CommandBufferInitializeParams.deserialize(
+            message.payload);
+        _impl.initialize(params.syncClient, params.syncPointClient, params.lostObserver, params.sharedState);
+        break;
+      case kCommandBuffer_setGetBuffer_name:
+        var params = CommandBufferSetGetBufferParams.deserialize(
+            message.payload);
+        _impl.setGetBuffer(params.buffer);
+        break;
+      case kCommandBuffer_flush_name:
+        var params = CommandBufferFlushParams.deserialize(
+            message.payload);
+        _impl.flush(params.putOffset);
+        break;
+      case kCommandBuffer_makeProgress_name:
+        var params = CommandBufferMakeProgressParams.deserialize(
+            message.payload);
+        _impl.makeProgress(params.lastGetOffset);
+        break;
+      case kCommandBuffer_registerTransferBuffer_name:
+        var params = CommandBufferRegisterTransferBufferParams.deserialize(
+            message.payload);
+        _impl.registerTransferBuffer(params.id, params.transferBuffer, params.size);
+        break;
+      case kCommandBuffer_destroyTransferBuffer_name:
+        var params = CommandBufferDestroyTransferBufferParams.deserialize(
+            message.payload);
+        _impl.destroyTransferBuffer(params.id);
+        break;
+      case kCommandBuffer_insertSyncPoint_name:
+        var params = CommandBufferInsertSyncPointParams.deserialize(
+            message.payload);
+        _impl.insertSyncPoint(params.retire);
+        break;
+      case kCommandBuffer_retireSyncPoint_name:
+        var params = CommandBufferRetireSyncPointParams.deserialize(
+            message.payload);
+        _impl.retireSyncPoint(params.syncPoint);
+        break;
+      case kCommandBuffer_echo_name:
+        var params = CommandBufferEchoParams.deserialize(
+            message.payload);
+        var response = _impl.echo(_CommandBufferEchoResponseParamsFactory);
+        if (response is Future) {
+          return response.then((response) {
+            if (response != null) {
+              return buildResponseWithId(
+                  response,
+                  kCommandBuffer_echo_name,
+                  message.header.requestId,
+                  bindings.MessageHeader.kMessageIsResponse);
+            }
+          });
+        } else if (response != null) {
+          return buildResponseWithId(
+              response,
+              kCommandBuffer_echo_name,
+              message.header.requestId,
+              bindings.MessageHeader.kMessageIsResponse);
+        }
+        break;
+      default:
+        throw new bindings.MojoCodecError("Unexpected message name");
+        break;
+    }
+    return null;
+  }
+
+  CommandBuffer get impl => _impl;
+  set impl(CommandBuffer d) {
+    assert(_impl == null);
+    _impl = d;
+  }
+
+  String toString() {
+    var superString = super.toString();
+    return "CommandBufferStub($superString)";
+  }
+
+  int get version => 0;
+}
+
+