Pepper: Clarify end-of-bitcode-stream behavior.

ppapi/native_client/src/trusted/plugin/pnacl_translate_thread.h

 // Copyright (c) 2012 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.
 
 #ifndef NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PNACL_TRANSLATE_THREAD_H_
 #define NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PNACL_TRANSLATE_THREAD_H_
 
 #include <deque>
 #include <vector>
 
@@ skipping 45 matching lines @@
   // channel on the plugin side, which causes the trusted code in the nexe to
   // exit, which will cause any pending SRPCs to error. Because this is called
   // on the main thread, the translation thread must not use the subprocess
   // objects without the lock, other than InvokeSrpcMethod, which does not
   // race with service runtime shutdown.
   void AbortSubprocesses();
 
   // Send bitcode bytes to the translator. Called from the main thread.
   void PutBytes(std::vector<char>* data, int count);
 
+  // Notify the translator that the end of the bitcode stream has been reached.
+  // Called from the main thread.
+  void EndStream();
+
   int64_t GetCompileTime() const { return compile_time_; }
 
  private:
   // Helper thread entry point for translation. Takes a pointer to
   // PnaclTranslateThread and calls DoTranslate().
   static void WINAPI DoTranslateThread(void* arg);
   // Runs the streaming translation. Called from the helper thread.
   void DoTranslate() ;
   // Signal that Pnacl translation failed, from the translation thread only.
   void TranslateFailed(PP_NaClError err_code,
@@ skipping 43 matching lines @@
   PP_PNaClOptions* pnacl_options_;
   nacl::string architecture_attributes_;
   PnaclCoordinator* coordinator_;
   Plugin* plugin_;
  private:
   NACL_DISALLOW_COPY_AND_ASSIGN(PnaclTranslateThread);
 };
 
 }
 #endif // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PNACL_TRANSLATE_THREAD_H_