Mojo: Make default Options directly accessible.

mojo/system/data_pipe.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/system/data_pipe.h"
 
 #include <string.h>
 
 #include <algorithm>
 #include <limits>
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "mojo/system/constants.h"
 #include "mojo/system/memory.h"
 #include "mojo/system/options_validation.h"
 #include "mojo/system/waiter_list.h"
 
 namespace mojo {
 namespace system {
 
 // static
+const MojoCreateDataPipeOptions DataPipe::kDefaultCreateOptions = {
+  static_cast<uint32_t>(sizeof(MojoCreateDataPipeOptions)),
+  MOJO_CREATE_DATA_PIPE_OPTIONS_FLAG_NONE,
+  1u,
+  static_cast<uint32_t>(kDefaultDataPipeCapacityBytes)
+};
+
+// static
 MojoResult DataPipe::ValidateCreateOptions(
     const MojoCreateDataPipeOptions* in_options,
     MojoCreateDataPipeOptions* out_options) {
   const MojoCreateDataPipeOptionsFlags kKnownFlags =
       MOJO_CREATE_DATA_PIPE_OPTIONS_FLAG_MAY_DISCARD;
-  static const MojoCreateDataPipeOptions kDefaultOptions = {
-    static_cast<uint32_t>(sizeof(MojoCreateDataPipeOptions)),
-    MOJO_CREATE_DATA_PIPE_OPTIONS_FLAG_NONE,
-    1u,
-    static_cast<uint32_t>(kDefaultDataPipeCapacityBytes)
-  };
 
-  *out_options = kDefaultOptions;
+  *out_options = kDefaultCreateOptions;
   if (!in_options)
     return MOJO_RESULT_OK;
 
   MojoResult result =
       ValidateOptionsStructPointerSizeAndFlags<MojoCreateDataPipeOptions>(
           in_options, kKnownFlags, out_options);
   if (result != MOJO_RESULT_OK)
     return result;
 
   // Checks for fields beyond |flags|:
@@ skipping 335 matching lines @@
 void DataPipe::AwakeConsumerWaitersForStateChangeNoLock() {
   lock_.AssertAcquired();
   if (!has_local_consumer_no_lock())
     return;
   consumer_waiter_list_->AwakeWaitersForStateChange(
       ConsumerSatisfiedFlagsNoLock(), ConsumerSatisfiableFlagsNoLock());
 }
 
 }  // namespace system
 }  // namespace mojo