Pepper: Simplify LaunchSelLdr error reporting.

components/nacl/renderer/nexe_load_manager.h

 // Copyright 2014 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 COMPONENTS_NACL_RENDERER_NEXE_LOAD_MANAGER_H_
 #define COMPONENTS_NACL_RENDERER_NEXE_LOAD_MANAGER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 23 matching lines @@
                        int32_t fd,
                        int32_t http_status,
                        int64_t nexe_bytes_read,
                        const std::string& url,
                        int64_t time_since_open);
   void ReportLoadSuccess(const std::string& url,
                          uint64_t loaded_bytes,
                          uint64_t total_bytes);
   void ReportLoadError(PP_NaClError error,
                        const std::string& error_message);
+
+  // console_message is a part of the error that is logged to
+  // the JavaScript console but is not reported to JavaScript via
+  // the lastError property.  This is used to report internal errors which
+  // may easily change in new versions of the browser and we don't want apps
+  // to come to depend on the details of these errors.
   void ReportLoadError(PP_NaClError error,
                        const std::string& error_message,
                        const std::string& console_message);
   void ReportLoadAbort();
   void NexeDidCrash(const char* crash_log);
 
   // TODO(dmichael): Everything below this comment should eventually be made
   // private, when ppb_nacl_private_impl.cc is no longer using them directly.
   // The intent is for this class to only expose functions for reporting a
   // load state transition (e.g., ReportLoadError, ReportProgress,
@@ skipping 98 matching lines @@
   std::string mime_type_;
 
   scoped_ptr<TrustedPluginChannel> trusted_plugin_channel_;
   scoped_ptr<ManifestServiceChannel> manifest_service_channel_;
   base::WeakPtrFactory<NexeLoadManager> weak_factory_;
 };
 
 }  // namespace nacl
 
 #endif  // COMPONENTS_NACL_RENDERER_NEXE_LOAD_MANAGER_H_