Move LookupResult into crankshaft as that's now the only place where it's still used

src/isolate.h

 // Copyright 2012 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.
 
 #ifndef V8_ISOLATE_H_
 #define V8_ISOLATE_H_
 
 #include <queue>
 #include "include/v8-debug.h"
 #include "src/allocation.h"
@@ skipping 295 matching lines @@
   // the external callback we're currently in
   ExternalCallbackScope* external_callback_scope_;
   StateTag current_vm_state_;
 
   // Generated code scratch locations.
   int32_t formal_count_;
 
   // Call back function to report unsafe JS accesses.
   v8::FailedAccessCheckCallback failed_access_check_callback_;
 
-  // Head of the list of live LookupResults.
-  LookupResult* top_lookup_result_;
-
  private:
   void InitializeInternal();
 
   v8::TryCatch* try_catch_handler_;
 };
 
 
 #if V8_TARGET_ARCH_ARM && !defined(__arm__) ||       \
     V8_TARGET_ARCH_ARM64 && !defined(__aarch64__) || \
     V8_TARGET_ARCH_PPC && !defined(__PPC__) ||       \
@@ skipping 672 matching lines @@
 
   void SetData(uint32_t slot, void* data) {
     DCHECK(slot < Internals::kNumIsolateDataSlots);
     embedder_data_[slot] = data;
   }
   void* GetData(uint32_t slot) {
     DCHECK(slot < Internals::kNumIsolateDataSlots);
     return embedder_data_[slot];
   }
 
-  THREAD_LOCAL_TOP_ACCESSOR(LookupResult*, top_lookup_result)
-
   bool serializer_enabled() const { return serializer_enabled_; }
 
   bool IsDead() { return has_fatal_error_; }
   void SignalFatalError() { has_fatal_error_ = true; }
 
   bool use_crankshaft() const;
 
   bool initialized_from_snapshot() { return initialized_from_snapshot_; }
 
   double time_millis_since_init() {
@@ skipping 563 matching lines @@
   }
 
   EmbeddedVector<char, 128> filename_;
   FILE* file_;
   int scope_depth_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_ISOLATE_H_