Gender-neutralize even more pronouns.

mojo/public/cpp/system/watcher.cc

 // Copyright 2016 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/public/cpp/system/watcher.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 112 matching lines @@
 }
 
 // static
 void Watcher::CallOnHandleReady(uintptr_t context,
                                 MojoResult result,
                                 MojoHandleSignalsState signals_state,
                                 MojoWatchNotificationFlags flags) {
   // NOTE: It is safe to assume the Watcher still exists because this callback
   // will never be run after the Watcher's destructor.
   //
-  // TODO: Maybe we should also expose |signals_state| throught he Watcher API.
+  // TODO: Maybe we should also expose |signals_state| through the Watcher API.
   // Current HandleWatcher users have no need for it, so it's omitted here.
   Watcher* watcher = reinterpret_cast<Watcher*>(context);
   if ((flags & MOJO_WATCH_NOTIFICATION_FLAG_FROM_SYSTEM) &&
       watcher->task_runner_->RunsTasksOnCurrentThread() &&
       watcher->is_default_task_runner_) {
     // System notifications will trigger from the task runner passed to
     // mojo::edk::InitIPCSupport(). In Chrome this happens to always be the
     // default task runner for the IO thread.
     watcher->OnHandleReady(result);
   } else {
     watcher->task_runner_->PostTask(
         FROM_HERE,
         base::Bind(&Watcher::OnHandleReady, watcher->weak_self_, result));
   }
 }
 
 }  // namespace mojo