Implement in-process PPB_VarArrayBuffer_Dev.

ppapi/proxy/plugin_var_tracker.cc

 // Copyright (c) 2011 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 "ppapi/proxy/plugin_var_tracker.h"
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/singleton.h"
 #include "ppapi/c/ppb_var.h"
+#include "ppapi/proxy/plugin_array_buffer_var.h"
 #include "ppapi/proxy/plugin_dispatcher.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/proxy/proxy_object_var.h"
 #include "ppapi/shared_impl/api_id.h"
 #include "ppapi/shared_impl/var.h"
 
 namespace ppapi {
 namespace proxy {
 
 PluginVarTracker::HostVar::HostVar(PluginDispatcher* d, int32 i)
@@ skipping 129 matching lines @@
 }
 
 int PluginVarTracker::GetTrackedWithNoReferenceCountForObject(
     const PP_Var& plugin_object) {
   VarMap::iterator found = GetLiveVar(plugin_object);
   if (found == live_vars_.end())
     return -1;
   return found->second.track_with_no_reference_count;
 }
 
+ArrayBufferVar* PluginVarTracker::CreateArrayBuffer(uint32 size_in_bytes) {
+  return new PluginArrayBufferVar(size_in_bytes);
+}
+
 int32 PluginVarTracker::AddVarInternal(Var* var, AddVarRefMode mode) {
   // Normal adding.
   int32 new_id = VarTracker::AddVarInternal(var, mode);
 
   // Need to add proxy objects to the host var map.
   ProxyObjectVar* proxy_object = var->AsProxyObjectVar();
   if (proxy_object) {
     HostVar host_var(proxy_object->dispatcher(), proxy_object->host_var_id());
     DCHECK(host_var_to_plugin_var_.find(host_var) ==
            host_var_to_plugin_var_.end());  // Adding an object twice, use
@@ skipping 98 matching lines @@
   VarMap::iterator ret = live_vars_.find(found->second);
   DCHECK(ret != live_vars_.end());
 
   // All objects should be proxy objects.
   DCHECK(ret->second.var->AsProxyObjectVar());
   return scoped_refptr<ProxyObjectVar>(ret->second.var->AsProxyObjectVar());
 }
 
 }  // namesace proxy
 }  // namespace ppapi