Add API to configure debugger pause on exception

runtime/vm/debugger_api_impl.cc

 // 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.
 
 #include "include/dart_debugger_api.h"
 
 #include "vm/dart_api_impl.h"
 #include "vm/dart_api_state.h"
 #include "vm/debugger.h"
 #include "vm/isolate.h"
@@ skipping 133 matching lines @@
 
 DART_EXPORT void Dart_SetExceptionThrownHandler(
                             Dart_ExceptionThrownHandler handler) {
   exc_thrown_handler = handler;
   Isolate* isolate = Isolate::Current();
   DARTSCOPE(isolate);
   isolate->debugger()->SetEventHandler(DebuggerEventHandler);
 }
 
 
+DART_EXPORT Dart_Handle Dart_SetExceptionPauseInfo(
+                            Dart_ExceptionPauseInfo pause_info) {
+  Isolate* isolate = Isolate::Current();
+  DARTSCOPE(isolate);
+  isolate->debugger()->SetExceptionPauseInfo(pause_info);
+  return Api::True(isolate);
+}
+
+
 DART_EXPORT Dart_Handle Dart_GetStackTrace(Dart_StackTrace* trace) {
   Isolate* isolate = Isolate::Current();
   DARTSCOPE(isolate);
   CHECK_NOT_NULL(trace);
   *trace = reinterpret_cast<Dart_StackTrace>(isolate->debugger()->StackTrace());
   return Api::True(isolate);
 }
 
 
 DART_EXPORT Dart_Handle Dart_ActivationFrameInfo(
@@ skipping 464 matching lines @@
   for (int i = 0; i < num_libs; i++) {
     lib ^= libs.At(i);
     ASSERT(!lib.IsNull());
     lib_url = lib.url();
     library_url_list.SetAt(i, lib_url);
   }
   return Api::NewHandle(isolate, library_url_list.raw());
 }
 
 }  // namespace dart