Revert of [compiler] Prepare for partially shipping Ignition.

src/log.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/log.h"
 
 #include <cstdarg>
 #include <memory>
 #include <sstream>
 
@@ skipping 1466 matching lines @@
   Heap* heap = isolate_->heap();
   HeapIterator iterator(heap);
   DisallowHeapAllocation no_gc;
   for (HeapObject* obj = iterator.next(); obj != NULL; obj = iterator.next()) {
     if (obj->IsCode()) LogCodeObject(obj);
     if (obj->IsBytecodeArray()) LogCodeObject(obj);
   }
 }
 
 void Logger::LogBytecodeHandlers() {
+  if (!FLAG_ignition) return;
+
   const interpreter::OperandScale kOperandScales[] = {
 #define VALUE(Name, _) interpreter::OperandScale::k##Name,
       OPERAND_SCALE_LIST(VALUE)
 #undef VALUE
   };
 
   const int last_index = static_cast<int>(interpreter::Bytecode::kLast);
   interpreter::Interpreter* interpreter = isolate_->interpreter();
   for (auto operand_scale : kOperandScales) {
     for (int index = 0; index <= last_index; ++index) {
@@ skipping 280 matching lines @@
 
   if (profiler_listener_.get() != nullptr) {
     removeCodeEventListener(profiler_listener_.get());
   }
 
   return log_->Close();
 }
 
 }  // namespace internal
 }  // namespace v8