Stop profiler on isolate teardown if still running

src/isolate.cc

 // 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.
 
 #include "src/isolate.h"
 
 #include <stdlib.h>
 
 #include <fstream>  // NOLINT(readability/streams)
 #include <sstream>
@@ skipping 1861 matching lines @@
   if (heap_.mark_compact_collector()->sweeping_in_progress()) {
     heap_.mark_compact_collector()->EnsureSweepingCompleted();
   }
 
   DumpAndResetCompilationStats();
 
   if (FLAG_print_deopt_stress) {
     PrintF(stdout, "=== Stress deopt counter: %u\n", stress_deopt_count_);
   }
 
+  if (cpu_profiler_) {
+    cpu_profiler_->DeleteAllProfiles();
+  }
+
   // We must stop the logger before we tear down other components.
   Sampler* sampler = logger_->sampler();
   if (sampler && sampler->IsActive()) sampler->Stop();
 
   delete interpreter_;
   interpreter_ = NULL;
 
   delete deoptimizer_data_;
   deoptimizer_data_ = NULL;
   builtins_.TearDown();
@@ skipping 917 matching lines @@
   // Then check whether this scope intercepts.
   if ((flag & intercept_mask_)) {
     intercepted_flags_ |= flag;
     return true;
   }
   return false;
 }
 
 }  // namespace internal
 }  // namespace v8