[runtime] Remove SharedFunctionInfo::is_function which is the inverse of SFI::is_toplevel

src/compiler-dispatcher/compiler-dispatcher.cc

 // Copyright 2016 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/compiler-dispatcher/compiler-dispatcher.h"
 
 #include "include/v8-platform.h"
 #include "include/v8.h"
 #include "src/base/platform/time.h"
 #include "src/cancelable-task.h"
@@ skipping 222 matching lines @@
     return false;
   }
 
   {
     base::LockGuard<base::Mutex> lock(&mutex_);
     if (abort_) return false;
   }
 
   // We only handle functions (no eval / top-level code / wasm) that are
   // attached to a script.
-  if (!function->script()->IsScript() || !function->is_function() ||
+  if (!function->script()->IsScript() || function->is_toplevel() ||
       function->asm_function() || function->native()) {
     return false;
   }
 
   if (IsEnqueued(function)) return true;
 
   if (trace_compiler_dispatcher_) {
     PrintF("CompilerDispatcher: enqueuing ");
     function->ShortPrint();
     PrintF("\n");
@@ skipping 368 matching lines @@
       lock.reset();
       DoNextStepOnMainThread(isolate_, job->second.get(),
                              ExceptionHandling::kSwallow);
     }
   }
   if (jobs_.size() > too_long_jobs) ScheduleIdleTaskIfNeeded();
 }
 
 }  // namespace internal
 }  // namespace v8