Revert "Move precompilation-related flags to flags list."

runtime/vm/weak_code.cc

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/weak_code.h"
 
 #include "platform/assert.h"
 
 #include "vm/code_generator.h"
 #include "vm/code_patcher.h"
 #include "vm/object.h"
 #include "vm/stack_frame.h"
 
 namespace dart {
 
+DECLARE_FLAG(bool, precompilation);
+
 bool WeakCodeReferences::HasCodes() const {
   return !array_.IsNull() && (array_.Length() > 0);
 }
 
 
 void WeakCodeReferences::Register(const Code& value) {
   if (!array_.IsNull()) {
     // Try to find and reuse cleared WeakProperty to avoid allocating new one.
     WeakProperty& weak_property = WeakProperty::Handle();
     for (intptr_t i = 0; i < array_.Length(); i++) {
@@ skipping 33 matching lines @@
   return false;
 }
 
 
 void WeakCodeReferences::DisableCode() {
   IncrementInvalidationGen();
   const Array& code_objects = Array::Handle(array_.raw());
   if (code_objects.IsNull()) {
     return;
   }
-  ASSERT(!FLAG_precompiled_mode);
+  ASSERT(!FLAG_precompilation);
   UpdateArrayTo(Object::null_array());
   // Disable all code on stack.
   Code& code = Code::Handle();
   {
     DartFrameIterator iterator;
     StackFrame* frame = iterator.NextFrame();
     while (frame != NULL) {
       code = frame->LookupDartCode();
       if (IsOptimizedCode(code_objects, code)) {
         ReportDeoptimization(code);
@@ skipping 46 matching lines @@
       // Make non-OSR code non-entrant.
       if (!code.IsDisabled()) {
         ReportSwitchingCode(code);
         code.DisableDartCode();
       }
     }
   }
 }
 
 }  // namespace dart