Revert of Added SyncToken command buffer trait to help with IPC messages.

gpu/ipc/gpu_command_buffer_traits.cc

 // Copyright (c) 2012 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 "gpu/ipc/gpu_command_buffer_traits.h"
 
 #include "gpu/command_buffer/common/mailbox_holder.h"
-#include "gpu/command_buffer/common/sync_token.h"
 #include "gpu/command_buffer/common/value_state.h"
 
 // Generate param traits write methods.
 #include "ipc/param_traits_write_macros.h"
 namespace IPC {
 #include "gpu/ipc/gpu_command_buffer_traits_multi.h"
 }  // namespace IPC
 
 // Generate param traits read methods.
 #include "ipc/param_traits_read_macros.h"
@@ skipping 30 matching lines @@
   } else {
     return false;
   }
 }
 
 void ParamTraits<gpu::CommandBuffer::State> ::Log(const param_type& p,
                                                   std::string* l) {
   l->append("<CommandBuffer::State>");
 }
 
-void ParamTraits<gpu::SyncToken>::Write(Message* m, const param_type& p) {
-  m->WriteBytes(p.data, sizeof(p.data));
-}
-
-bool ParamTraits<gpu::SyncToken> ::Read(const Message* m,
-                                      base::PickleIterator* iter,
-                                      param_type* p) {
-  const char* bytes = NULL;
-  if (!iter->ReadBytes(&bytes, sizeof(p->data)))
-    return false;
-  DCHECK(bytes);
-  memcpy(p->data, bytes, sizeof(p->data));
-  return true;
-}
-
-void ParamTraits<gpu::SyncToken>::Log(const param_type& p, std::string* l) {
-  *l += base::StringPrintf(
-      "[%d:%llX] %llu",
-      static_cast<int>(p.GetNamespaceId()),
-      static_cast<unsigned long long>(p.GetCommandBufferId()),
-      static_cast<unsigned long long>(p.GetReleaseCount()));
-}
-
 void ParamTraits<gpu::Mailbox>::Write(Message* m, const param_type& p) {
   m->WriteBytes(p.name, sizeof(p.name));
 }
 
 bool ParamTraits<gpu::Mailbox> ::Read(const Message* m,
                                       base::PickleIterator* iter,
                                       param_type* p) {
   const char* bytes = NULL;
   if (!iter->ReadBytes(&bytes, sizeof(p->name)))
     return false;
@@ skipping 49 matching lines @@
   l->append("<ValueState (");
   for (size_t i = 0; i < sizeof(p.int_value); ++i)
     *l += base::StringPrintf("%i ", p.int_value[i]);
   l->append(" int values ");
   for (size_t i = 0; i < sizeof(p.float_value); ++i)
     *l += base::StringPrintf("%f ", p.float_value[i]);
   l->append(" float values)>");
 }
 
 }  // namespace IPC