Fix a skia valgrind error.

skia/ext/SkFontHost_fontconfig_direct.cpp

 /* libs/graphics/ports/SkFontHost_fontconfig_direct.cpp
 **
 ** Copyright 2009, Google Inc.
 **
 ** Licensed under the Apache License, Version 2.0 (the "License");
 ** you may not use this file except in compliance with the License.
 ** You may obtain a copy of the License at
 **
 **     http://www.apache.org/licenses/LICENSE-2.0
 **
@@ skipping 136 matching lines @@
             i = filename_to_fileid_.find(filename);
         if (i == filename_to_fileid_.end()) {
             out_fileid = next_file_id_++;
             filename_to_fileid_[filename] = out_fileid;
             fileid_to_filename_[out_fileid] = filename;
         } else {
             out_fileid = i->second;
         }
     }
 
-    if (*result_fileid)
+    if (result_fileid)
         *result_fileid = out_fileid;
 
     FcChar8* c_family;
     if (FcPatternGetString(match, FC_FAMILY, 0, &c_family)) {
         FcPatternDestroy(match);
         return NULL;
     }
 
     if (result_family)
         *result_family = (char *) c_family;
 
     FcPatternDestroy(match);
 
     return true;
 }
 
 int FontConfigDirect::Open(unsigned fileid) {
     SkAutoMutexAcquire ac(mutex_);
     const std::map<unsigned, std::string>::const_iterator
         i = fileid_to_filename_.find(fileid);
     if (i == fileid_to_filename_.end())
         return -1;
 
     return open(i->second.c_str(), O_RDONLY);
 }