Remove SlidingStateWindow and related code.

src/api.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 5373 matching lines @@
   isolate->counters()->ResetHistograms();
 }
 
 void V8::SetAddHistogramSampleFunction(AddHistogramSampleCallback callback) {
   i::Isolate* isolate = EnterIsolateIfNeeded();
   if (IsDeadCheck(isolate, "v8::V8::SetAddHistogramSampleFunction()")) return;
   isolate->stats_table()->
       SetAddHistogramSampleFunction(callback);
 }
 
-void V8::EnableSlidingStateWindow() {
-  i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::V8::EnableSlidingStateWindow()")) return;
-  isolate->logger()->EnableSlidingStateWindow();
-}
-
-
 void V8::SetFailedAccessCheckCallbackFunction(
       FailedAccessCheckCallback callback) {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::V8::SetFailedAccessCheckCallbackFunction()")) {
     return;
   }
   isolate->SetFailedAccessCheckCallback(callback);
 }
 
 
@@ skipping 1300 matching lines @@
 
   v->VisitPointers(blocks_.first(), first_block_limit_);
 
   for (int i = 1; i < blocks_.length(); i++) {
     v->VisitPointers(blocks_[i], &blocks_[i][kHandleBlockSize]);
   }
 }
 
 
 } }  // namespace v8::internal