Do not cache CodeStubInterfaceDescriptor on the isolate.

src/arm64/code-stubs-arm64.cc

Index: src/arm64/code-stubs-arm64.cc
diff --git a/src/arm64/code-stubs-arm64.cc b/src/arm64/code-stubs-arm64.cc
index 88a40ee170d1b054ba5814a0809bab3efead0b4c..dfafad983bd519e9a50db2aa54c83d8bfb417631 100644
--- a/src/arm64/code-stubs-arm64.cc
+++ b/src/arm64/code-stubs-arm64.cc
@@ -111,22 +111,23 @@ void HydrogenCodeStub::GenerateLightweightMiss(MacroAssembler* masm) {
   // Update the static counter each time a new code stub is generated.
   isolate()->counters()->code_stubs()->Increment();
 
-  CodeStubInterfaceDescriptor* descriptor = GetInterfaceDescriptor();
-  int param_count = descriptor->GetEnvironmentParameterCount();
+  CodeStubInterfaceDescriptor descriptor;
+  InitializeInterfaceDescriptor(&descriptor);
+  int param_count = descriptor.GetEnvironmentParameterCount();
   {
     // Call the runtime system in a fresh internal frame.
     FrameScope scope(masm, StackFrame::INTERNAL);
     DCHECK((param_count == 0) ||
-           x0.Is(descriptor->GetEnvironmentParameterRegister(param_count - 1)));
+           x0.Is(descriptor.GetEnvironmentParameterRegister(param_count - 1)));
 
     // Push arguments
     MacroAssembler::PushPopQueue queue(masm);
     for (int i = 0; i < param_count; ++i) {
-      queue.Queue(descriptor->GetEnvironmentParameterRegister(i));
+      queue.Queue(descriptor.GetEnvironmentParameterRegister(i));
     }
     queue.PushQueued();
 
-    ExternalReference miss = descriptor->miss_handler();
+    ExternalReference miss = descriptor.miss_handler();
     __ CallExternalReference(miss, param_count);
   }