dart:io | Fix handling of exceptions from onBadCertificate callback.

runtime/bin/secure_socket.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef BIN_SECURE_SOCKET_H_
 #define BIN_SECURE_SOCKET_H_
 
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
@@ skipping 29 matching lines @@
   enum BufferIndex {
     kReadPlaintext,
     kWritePlaintext,
     kReadEncrypted,
     kWriteEncrypted,
     kNumBuffers,
     kFirstEncrypted = kReadEncrypted
   };
 
   SSLFilter()
-      : string_start_(NULL),
+      : callback_error(NULL),
+        string_start_(NULL),
         string_length_(NULL),
         handshake_complete_(NULL),
         bad_certificate_callback_(NULL),
         in_handshake_(false),
         client_certificate_name_(NULL),
         filter_(NULL) { }
 
   void Init(Dart_Handle dart_this);
   void Connect(const char* host,
                RawAddr* raw_addr,
@@ skipping 20 matching lines @@
   intptr_t ProcessWriteEncryptedBuffer(int start, int end);
   bool ProcessAllBuffers(int starts[kNumBuffers],
                          int ends[kNumBuffers],
                          bool in_handshake);
   Dart_Handle PeerCertificate();
   static void InitializeLibrary(const char* certificate_database,
                                 const char* password,
                                 bool use_builtin_root_certificates,
                                 bool report_duplicate_initialization = true);
   static Dart_Port GetServicePort();
+  Dart_Handle callback_error;
 
  private:
   static const int kMemioBufferSize = 20 * KB;
   static bool library_initialized_;
   static const char* password_;
   static dart::Mutex* mutex_;  // To protect library initialization.
   static NativeService filter_service_;
 
   uint8_t* buffers_[kNumBuffers];
   int buffer_size_;
@@ skipping 14 matching lines @@
   void InitializeBuffers(Dart_Handle dart_this);
   void InitializePlatformData();
 
   DISALLOW_COPY_AND_ASSIGN(SSLFilter);
 };
 
 }  // namespace bin
 }  // namespace dart
 
 #endif  // BIN_SECURE_SOCKET_H_