VM: [Kernel] Fix bootstraping when Kernel isolate is used.

runtime/vm/dart_api_impl.cc

Index: runtime/vm/dart_api_impl.cc
diff --git a/runtime/vm/dart_api_impl.cc b/runtime/vm/dart_api_impl.cc
index 2b4b954e9d9035e2ae50df79a23c0e00f7eb4301..f0200a48329bd3eb8db123bd0087cb5767a34bd8 100644
--- a/runtime/vm/dart_api_impl.cc
+++ b/runtime/vm/dart_api_impl.cc
@@ -6013,23 +6013,27 @@ DART_EXPORT bool Dart_KernelIsolateIsRunning() {
 }
 
 
-DART_EXPORT Dart_Port Dart_ServiceWaitForKernelPort() {
+DART_EXPORT Dart_Port Dart_KernelPort() {
 #ifdef DART_PRECOMPILED_RUNTIME
-  return ILLEGAL_PORT;
+  return false;
 #else
-  return KernelIsolate::WaitForKernelPort();
+  return KernelIsolate::KernelPort();
 #endif
 }
 
-DART_EXPORT Dart_Port Dart_KernelPort() {
+
+DART_EXPORT Dart_KernelCompilationResult
+Dart_CompileToKernel(const char* script_uri) {
 #ifdef DART_PRECOMPILED_RUNTIME
-  return false;
+  Dart_KernelCompilationResult result;
+  result.status = Dart_KernelCompilationStatus_Unknown;
+  result.error = strdup("Dart_CompileToKernel is unsupported.");
+  return result;
 #else
-  return KernelIsolate::KernelPort();
+  return KernelIsolate::CompileToKernel(script_uri);
 #endif
 }
 
-
 // --- Service support ---
 
 DART_EXPORT bool Dart_IsServiceIsolate(Dart_Isolate isolate) {