move BrowserFontResource_Trusted to content/child

ppapi/proxy/resource_creation_proxy.cc

Index: ppapi/proxy/resource_creation_proxy.cc
diff --git a/ppapi/proxy/resource_creation_proxy.cc b/ppapi/proxy/resource_creation_proxy.cc
index 337d620e9be543c3a0250629c767c6dff635e282..7cb3369d3d86620ccc86f15cdaa213f1418ee4f8 100644
--- a/ppapi/proxy/resource_creation_proxy.cc
+++ b/ppapi/proxy/resource_creation_proxy.cc
@@ -7,7 +7,6 @@
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/pp_size.h"
 #include "ppapi/proxy/audio_input_resource.h"
-#include "ppapi/proxy/browser_font_resource_trusted.h"
 #include "ppapi/proxy/connection.h"
 #include "ppapi/proxy/ext_crx_file_system_private_resource.h"
 #include "ppapi/proxy/file_chooser_resource.h"
@@ -384,10 +383,8 @@ PP_Resource ResourceCreationProxy::CreateBrowserFont(
   PluginDispatcher* dispatcher = PluginDispatcher::GetForInstance(instance);
   if (!dispatcher)
     return 0;
-  if (!BrowserFontResource_Trusted::IsPPFontDescriptionValid(*description))
-    return 0;
-  return (new BrowserFontResource_Trusted(GetConnection(), instance,
-      *description, dispatcher->preferences()))->GetReference();
+  return PluginGlobals::Get()->CreateBrowserFont(
+      GetConnection(), instance, *description, dispatcher->preferences());
 }
 
 PP_Resource ResourceCreationProxy::CreateBuffer(PP_Instance instance,