Revert of Correctly annotate eval origin.

src/full-codegen/s390/full-codegen-s390.cc

Index: src/full-codegen/s390/full-codegen-s390.cc
diff --git a/src/full-codegen/s390/full-codegen-s390.cc b/src/full-codegen/s390/full-codegen-s390.cc
index 4ae9694b2de160cc206c20ba68eecea2c4bd9a12..5662f1c7ab717e1a1e4637fc4a65f1c327fa7e88 100644
--- a/src/full-codegen/s390/full-codegen-s390.cc
+++ b/src/full-codegen/s390/full-codegen-s390.cc
@@ -2497,8 +2497,7 @@
   context()->DropAndPlug(1, r2);
 }
 
-void FullCodeGenerator::EmitResolvePossiblyDirectEval(Call* expr) {
-  int arg_count = expr->arguments()->length();
+void FullCodeGenerator::EmitResolvePossiblyDirectEval(int arg_count) {
   // r6: copy of the first argument or undefined if it doesn't exist.
   if (arg_count > 0) {
     __ LoadP(r6, MemOperand(sp, arg_count * kPointerSize), r0);
@@ -2512,8 +2511,8 @@
   // r4: language mode.
   __ LoadSmiLiteral(r4, Smi::FromInt(language_mode()));
 
-  // r3: the source position of the eval call.
-  __ LoadSmiLiteral(r3, Smi::FromInt(expr->position()));
+  // r3: the start position of the scope the calls resides in.
+  __ LoadSmiLiteral(r3, Smi::FromInt(scope()->start_position()));
 
   // Do the runtime call.
   __ Push(r6, r5, r4, r3);
@@ -2562,7 +2561,7 @@
 }
 
 void FullCodeGenerator::EmitPossiblyEvalCall(Call* expr) {
-  // In a call to eval, we first call Runtime_ResolvePossiblyDirectEval
+  // In a call to eval, we first call RuntimeHidden_ResolvePossiblyDirectEval
   // to resolve the function we need to call.  Then we call the resolved
   // function using the given arguments.
   ZoneList<Expression*>* args = expr->arguments();
@@ -2579,7 +2578,7 @@
   // resolve eval.
   __ LoadP(r3, MemOperand(sp, (arg_count + 1) * kPointerSize), r0);
   __ push(r3);
-  EmitResolvePossiblyDirectEval(expr);
+  EmitResolvePossiblyDirectEval(arg_count);
 
   // Touch up the stack with the resolved function.
   __ StoreP(r2, MemOperand(sp, (arg_count + 1) * kPointerSize), r0);