Pass path to platform kernel binary to kernel-service.

runtime/vm/kernel_isolate.h

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef RUNTIME_VM_KERNEL_ISOLATE_H_
 #define RUNTIME_VM_KERNEL_ISOLATE_H_
 
 #if !defined(DART_PRECOMPILED_RUNTIME)
 
 #include "include/dart_api.h"
@@ skipping 11 matching lines @@
   static void Run();
 
   static bool Exists();
   static bool IsRunning();
   static bool IsKernelIsolate(const Isolate* isolate);
   static Dart_Port WaitForKernelPort();
   static Dart_Port KernelPort() { return kernel_port_; }
 
   static Dart_KernelCompilationResult CompileToKernel(
       const char* script_uri,
+      const char* platform_kernel = NULL,
       int source_files_count = 0,
       Dart_SourceFile source_files[] = NULL,
       bool incremental_compile = false);
 
  protected:
   static Monitor* monitor_;
   static Dart_IsolateCreateCallback create_callback_;
 
   static void InitCallback(Isolate* I);
   static void SetKernelIsolate(Isolate* isolate);
@@ skipping 10 matching lines @@
 
   friend class Dart;
   friend class RunKernelTask;
 };
 
 }  // namespace dart
 
 #endif  // DART_PRECOMPILED_RUNTIME
 
 #endif  // RUNTIME_VM_KERNEL_ISOLATE_H_