8265035: Remove unneeded exception check from refill_ic_stubs()

Reviewed-by: hseigel, dholmes

Author: pchilano

src/hotspot/share/code/icBuffer.cpp

@@ -157,17 +157,8 @@ void InlineCacheBuffer::refill_ic_stubs() {
 #endif
   // we ran out of inline cache buffer space; must enter safepoint.
   // We do this by forcing a safepoint
-  EXCEPTION_MARK;
-
   VM_ICBufferFull ibf;
   VMThread::execute(&ibf);
-  // We could potential get an async. exception at this point.
-  // In that case we will rethrow it to ourselvs.
-  if (HAS_PENDING_EXCEPTION) {
-    oop exception = PENDING_EXCEPTION;
-    CLEAR_PENDING_EXCEPTION;
-    JavaThread::current()->set_pending_async_exception(exception);
-  }
 }
 
 void InlineCacheBuffer::update_inline_caches() {