EDK: Change Awakable::Awake()'s context, etc., to be a uint64_t.

mojo/edk/system/dispatcher.cc

 // Copyright 2013 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 "mojo/edk/system/dispatcher.h"
 
 #include "base/logging.h"
 #include "mojo/edk/system/configuration.h"
 #include "mojo/edk/system/data_pipe_consumer_dispatcher.h"
 #include "mojo/edk/system/data_pipe_producer_dispatcher.h"
@@ skipping 264 matching lines @@
 HandleSignalsState Dispatcher::GetHandleSignalsState() const {
   MutexLocker locker(&mutex_);
   if (is_closed_)
     return HandleSignalsState();
 
   return GetHandleSignalsStateImplNoLock();
 }
 
 MojoResult Dispatcher::AddAwakable(Awakable* awakable,
                                    MojoHandleSignals signals,
-                                   uint32_t context,
+                                   uint64_t context,
                                    HandleSignalsState* signals_state) {
   MutexLocker locker(&mutex_);
   if (is_closed_) {
     if (signals_state)
       *signals_state = HandleSignalsState();
     return MOJO_RESULT_INVALID_ARGUMENT;
   }
 
   return AddAwakableImplNoLock(awakable, signals, context, signals_state);
 }
@@ skipping 180 matching lines @@
   mutex_.AssertHeld();
   DCHECK(!is_closed_);
   // By default, waiting isn't supported. Only dispatchers that can be waited on
   // will do something nontrivial.
   return HandleSignalsState();
 }
 
 MojoResult Dispatcher::AddAwakableImplNoLock(
     Awakable* /*awakable*/,
     MojoHandleSignals /*signals*/,
-    uint32_t /*context*/,
+    uint64_t /*context*/,
     HandleSignalsState* signals_state) {
   mutex_.AssertHeld();
   DCHECK(!is_closed_);
   // By default, waiting isn't supported. Only dispatchers that can be waited on
   // will do something nontrivial.
   if (signals_state)
     *signals_state = HandleSignalsState();
   return MOJO_RESULT_FAILED_PRECONDITION;
 }
 
@@ skipping 79 matching lines @@
   // want to remove or weaken).
   MutexLocker locker(&mutex_);
 #endif
 
   return EndSerializeAndCloseImplNoLock(channel, destination, actual_size,
                                         platform_handles);
 }
 
 }  // namespace system
 }  // namespace mojo