Revert 284766 "Pepper: Simplify TempFile in trusted plugin."

trunk/src/ppapi/native_client/src/trusted/plugin/temporary_file.cc

Index: trunk/src/ppapi/native_client/src/trusted/plugin/temporary_file.cc
===================================================================
--- trunk/src/ppapi/native_client/src/trusted/plugin/temporary_file.cc	(revision 284789)
+++ trunk/src/ppapi/native_client/src/trusted/plugin/temporary_file.cc	(working copy)
@@ -18,13 +18,21 @@
 
 namespace plugin {
 
-TempFile::TempFile(Plugin* plugin, PP_FileHandle handle)
-    : plugin_(plugin), internal_handle_(handle) { }
+TempFile::TempFile(Plugin* plugin) : plugin_(plugin),
+                                     internal_handle_(PP_kInvalidFileHandle) {
+}
 
 TempFile::~TempFile() { }
 
 int32_t TempFile::Open(bool writeable) {
+  // TODO(teravest): Clean up this Open() behavior; this is really confusing as
+  // written.
   if (internal_handle_ == PP_kInvalidFileHandle) {
+    internal_handle_ =
+        plugin_->nacl_interface()->CreateTemporaryFile(plugin_->pp_instance());
+  }
+
+  if (internal_handle_ == PP_kInvalidFileHandle) {
     PLUGIN_PRINTF(("TempFile::Open failed w/ PP_kInvalidFileHandle\n"));
     return PP_ERROR_FAILED;
   }