[turbofan]: Better source position information

src/compiler/code-generator.h

Index: src/compiler/code-generator.h
diff --git a/src/compiler/code-generator.h b/src/compiler/code-generator.h
index 0aeb660e1b3d59be2e153ad29f74351b81e95d98..e20a8be774213c6a0f49374780dae47399fe2f92 100644
--- a/src/compiler/code-generator.h
+++ b/src/compiler/code-generator.h
@@ -72,6 +72,8 @@ class CodeGenerator final : public GapResolver::Assembler {
 
   void AssembleSourcePosition(Instruction* instr);
 
+  void AssembleSourcePosition(SourcePosition source_position);
+
   // Record a safepoint with the given pointer map.
   void RecordSafepoint(ReferenceMap* references, Safepoint::Kind kind,
                        int arguments, Safepoint::DeoptMode deopt_mode);