Coverity: Initialize member variables.

ppapi/proxy/serialized_structs.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/serialized_structs.h"
 
 #include "ppapi/c/dev/ppb_font_dev.h"
 #include "ppapi/c/pp_file_info.h"
 #include "ppapi/c/pp_rect.h"
 
@@ skipping 55 matching lines @@
 PPBFlash_DrawGlyphs_Params::PPBFlash_DrawGlyphs_Params()
     : instance(0),
       font_desc(),
       color(0) {
   clip.point.x = 0;
   clip.point.y = 0;
   clip.size.height = 0;
   clip.size.width = 0;
   position.x = 0;
   position.y = 0;
+  allow_subpixel_aa = PP_FALSE;
 }
 
 PPBFlash_DrawGlyphs_Params::~PPBFlash_DrawGlyphs_Params() {}
 
 }  // namespace proxy
 }  // namespace ppapi