Improve positions recording for calls.

src/jump-target-heavy.cc

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 396 matching lines @@
     Jump();  // May emit merge code here.
     fall_through.Bind();
   } else {
     DoBranch(cc, hint);
   }
 }
 
 
 DeferredCode::DeferredCode()
     : masm_(CodeGeneratorScope::Current()->masm()),
-      statement_position_(masm_->current_statement_position()),
-      position_(masm_->current_position()),
+      statement_position_(masm_->positions_recorder()->
+                          current_statement_position()),
+      position_(masm_->positions_recorder()->current_position()),
       frame_state_(CodeGeneratorScope::Current()->frame()) {
   ASSERT(statement_position_ != RelocInfo::kNoPosition);
   ASSERT(position_ != RelocInfo::kNoPosition);
 
   CodeGeneratorScope::Current()->AddDeferred(this);
 #ifdef DEBUG
   comment_ = "";
 #endif
 }
 
 } }  // namespace v8::internal