[esnext] prototype runtime implementation for async functions

src/profiler/sampler.cc

Index: src/profiler/sampler.cc
diff --git a/src/profiler/sampler.cc b/src/profiler/sampler.cc
index 860fc34378025c27af77cddb25998e8526017754..6c65fe3443240358727bf66dac9922e33dd51019 100644
--- a/src/profiler/sampler.cc
+++ b/src/profiler/sampler.cc
@@ -334,7 +334,7 @@ class Sampler::PlatformData : public PlatformDataCommon {
 #if defined(USE_SIMULATOR)
 bool SimulatorHelper::FillRegisters(Isolate* isolate,
                                     v8::RegisterState* state) {
-  Simulator *simulator = isolate->thread_local_top()->simulator_;
+  Simulator* simulator = isolate->thread_local_top()->simulator_;
   // Check if there is active simulator.
   if (simulator == NULL) return false;
 #if V8_TARGET_ARCH_ARM
@@ -342,8 +342,8 @@ bool SimulatorHelper::FillRegisters(Isolate* isolate,
     state->pc = reinterpret_cast<Address>(simulator->get_pc());
   }
   state->sp = reinterpret_cast<Address>(simulator->get_register(Simulator::sp));
-  state->fp = reinterpret_cast<Address>(simulator->get_register(
-      Simulator::r11));
+  state->fp =
+      reinterpret_cast<Address>(simulator->get_register(Simulator::r11));
 #elif V8_TARGET_ARCH_ARM64
   state->pc = reinterpret_cast<Address>(simulator->pc());
   state->sp = reinterpret_cast<Address>(simulator->sp());