Revert of [interpreter, debugger] add some missing statement positions.

src/interpreter/bytecode-generator.cc

Index: src/interpreter/bytecode-generator.cc
diff --git a/src/interpreter/bytecode-generator.cc b/src/interpreter/bytecode-generator.cc
index ee7da67db2ed4ad56c3666dabd405c6268cbe1b0..c4026b59ec1659c024f231fca7d6a561b6c39a72 100644
--- a/src/interpreter/bytecode-generator.cc
+++ b/src/interpreter/bytecode-generator.cc
@@ -871,13 +871,11 @@
 
 
 void BytecodeGenerator::VisitContinueStatement(ContinueStatement* stmt) {
-  builder()->SetStatementPosition(stmt);
   execution_control()->Continue(stmt->target());
 }
 
 
 void BytecodeGenerator::VisitBreakStatement(BreakStatement* stmt) {
-  builder()->SetStatementPosition(stmt);
   execution_control()->Break(stmt->target());
 }
 
@@ -890,7 +888,6 @@
 
 
 void BytecodeGenerator::VisitWithStatement(WithStatement* stmt) {
-  builder()->SetStatementPosition(stmt);
   VisitForAccumulatorValue(stmt->expression());
   builder()->CastAccumulatorToJSObject();
   VisitNewLocalWithContext();
@@ -906,8 +903,6 @@
   ControlScopeForBreakable scope(this, stmt, &switch_builder);
   int default_index = -1;
 
-  builder()->SetStatementPosition(stmt);
-
   // Keep the switch value in a register until a case matches.
   Register tag = VisitForRegisterValue(stmt->tag());
 
@@ -962,7 +957,6 @@
 }
 
 void BytecodeGenerator::VisitDoWhileStatement(DoWhileStatement* stmt) {
-  builder()->SetStatementPosition(stmt);
   LoopBuilder loop_builder(builder());
   loop_builder.LoopHeader();
   if (stmt->cond()->ToBooleanIsFalse()) {
@@ -975,7 +969,6 @@
   } else {
     VisitIterationBody(stmt, &loop_builder);
     loop_builder.Condition();
-    builder()->SetExpressionAsStatementPosition(stmt->cond());
     VisitForAccumulatorValue(stmt->cond());
     loop_builder.JumpToHeaderIfTrue();
   }
@@ -992,7 +985,6 @@
   loop_builder.LoopHeader();
   loop_builder.Condition();
   if (!stmt->cond()->ToBooleanIsTrue()) {
-    builder()->SetExpressionAsStatementPosition(stmt->cond());
     VisitForAccumulatorValue(stmt->cond());
     loop_builder.BreakIfFalse();
   }
@@ -1004,7 +996,6 @@
 
 void BytecodeGenerator::VisitForStatement(ForStatement* stmt) {
   if (stmt->init() != nullptr) {
-    builder()->SetStatementPosition(stmt->init());
     Visit(stmt->init());
   }
   if (stmt->cond() && stmt->cond()->ToBooleanIsFalse()) {
@@ -1017,14 +1008,12 @@
   loop_builder.LoopHeader();
   loop_builder.Condition();
   if (stmt->cond() && !stmt->cond()->ToBooleanIsTrue()) {
-    builder()->SetExpressionAsStatementPosition(stmt->cond());
     VisitForAccumulatorValue(stmt->cond());
     loop_builder.BreakIfFalse();
   }
   VisitIterationBody(stmt, &loop_builder);
   if (stmt->next() != nullptr) {
     loop_builder.Next();
-    builder()->SetStatementPosition(stmt->next());
     Visit(stmt->next());
   }
   loop_builder.JumpToHeader();
@@ -1117,7 +1106,6 @@
   BytecodeLabel subject_null_label, subject_undefined_label;
 
   // Prepare the state for executing ForIn.
-  builder()->SetExpressionAsStatementPosition(stmt->subject());
   VisitForAccumulatorValue(stmt->subject());
   builder()->JumpIfUndefined(&subject_undefined_label);
   builder()->JumpIfNull(&subject_null_label);
@@ -1147,7 +1135,6 @@
   FeedbackVectorSlot slot = stmt->ForInFeedbackSlot();
   builder()->ForInNext(receiver, index, cache_type, feedback_index(slot));
   loop_builder.ContinueIfUndefined();
-  builder()->SetExpressionAsStatementPosition(stmt->each());
   VisitForInAssignment(stmt->each(), stmt->EachFeedbackSlot());
   VisitIterationBody(stmt, &loop_builder);
   loop_builder.Next();
@@ -1168,7 +1155,6 @@
 
   loop_builder.LoopHeader();
   loop_builder.Next();
-  builder()->SetExpressionAsStatementPosition(stmt->next_result());
   VisitForEffect(stmt->next_result());
   VisitForAccumulatorValue(stmt->result_done());
   loop_builder.BreakIfTrue();