Include metadata in AOT to expand inline frames in stack traces and provide line numbers.

runtime/vm/code_descriptors.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 "vm/code_descriptors.h"
 
 #include "vm/log.h"
 
 namespace dart {
 
@@ skipping 297 matching lines @@
     FlushBuffer();
   }
   intptr_t length = stream_.bytes_written();
   const CodeSourceMap& map = CodeSourceMap::Handle(CodeSourceMap::New(length));
   NoSafepointScope no_safepoint;
   memmove(map.Data(), buffer_, length);
   return map.raw();
 }
 
 
+void CodeSourceMapBuilder::WriteChangePosition(TokenPosition pos) {
+  stream_.Write<uint8_t>(kChangePosition);
+  if (FLAG_precompiled_mode) {
+    intptr_t line = -1;
+    intptr_t inline_id = buffered_inline_id_stack_.Last();
+    if (inline_id < inline_id_to_function_.length()) {
+      const Function* function = inline_id_to_function_[inline_id];
+      Script& script = Script::Handle(function->script());
+      line = script.GetTokenLineUsingLineStarts(pos);
+    }
+    stream_.Write<int32_t>(static_cast<int32_t>(line));
+  } else {
+    stream_.Write<int32_t>(static_cast<int32_t>(pos.value()));
+  }
+  written_token_pos_stack_.Last() = pos;
+}
+
+
 void CodeSourceMapReader::GetInlinedFunctionsAt(
     int32_t pc_offset,
     GrowableArray<const Function*>* function_stack,
     GrowableArray<TokenPosition>* token_positions) {
   function_stack->Clear();
   token_positions->Clear();
 
   NoSafepointScope no_safepoint;
   ReadStream stream(map_.Data(), map_.Length());
 
@@ skipping 195 matching lines @@
         break;
       }
       default:
         UNREACHABLE();
     }
   }
   THR_Print("}\n");
 }
 
 }  // namespace dart