Add bailout checks to Message::Get{Start,End}Column()

src/api.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/api.h"
 
 #include <string.h>  // For memcpy, strlen.
 #ifdef V8_USE_ADDRESS_SANITIZER
 #include <sanitizer/asan_interface.h>
 #endif  // V8_USE_ADDRESS_SANITIZER
@@ skipping 2050 matching lines @@
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSMessageObject> message =
       i::Handle<i::JSMessageObject>::cast(Utils::OpenHandle(this));
   return message->end_position();
 }
 
 
 int Message::GetStartColumn() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
+  ON_BAILOUT(isolate, "v8::Message::GetStartColumn()", return kNoColumnInfo);
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this);
   EXCEPTION_PREAMBLE(isolate);
   i::Handle<i::Object> start_col_obj;
   has_pending_exception = !CallV8HeapFunction(
       "GetPositionInLine", data_obj).ToHandle(&start_col_obj);
   EXCEPTION_BAILOUT_CHECK(isolate, 0);
   return static_cast<int>(start_col_obj->Number());
 }
 
 
 int Message::GetEndColumn() const {
   i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate();
+  ON_BAILOUT(isolate, "v8::Message::GetEndColumn()", return kNoColumnInfo);
   ENTER_V8(isolate);
   i::HandleScope scope(isolate);
   i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this);
   EXCEPTION_PREAMBLE(isolate);
   i::Handle<i::Object> start_col_obj;
   has_pending_exception = !CallV8HeapFunction(
       "GetPositionInLine", data_obj).ToHandle(&start_col_obj);
   EXCEPTION_BAILOUT_CHECK(isolate, 0);
   i::Handle<i::JSMessageObject> message =
       i::Handle<i::JSMessageObject>::cast(data_obj);
@@ skipping 5508 matching lines @@
   Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate());
   Address callback_address =
       reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback));
   VMState<EXTERNAL> state(isolate);
   ExternalCallbackScope call_scope(isolate, callback_address);
   callback(info);
 }
 
 
 } }  // namespace v8::internal