Pass path to platform kernel binary to kernel-service.

runtime/bin/dfe.cc

 // Copyright (c) 2017, 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.
 
 #include "bin/dfe.h"
 #include "bin/dartutils.h"
 #include "bin/error_exit.h"
 #include "bin/file.h"
 
 #include "vm/kernel.h"
@@ skipping 55 matching lines @@
   ASSERT(!Dart_IsServiceIsolate(isolate) && !Dart_IsKernelIsolate(isolate));
   // First check if the URL points to a Kernel IR file in which case we
   // skip the compilation step and directly reload the file.
   const uint8_t* kernel_ir = NULL;
   intptr_t kernel_ir_size = -1;
   if (!TryReadKernelFile(url_string, &kernel_ir, &kernel_ir_size)) {
     // We have a source file, compile it into a kernel ir first.
     // TODO(asiva): We will have to change this API to pass in a list of files
     // that have changed. For now just pass in the main url_string and have it
     // recompile the script.
-    Dart_KernelCompilationResult kresult = Dart_CompileToKernel(url_string);
+    Dart_KernelCompilationResult kresult =
+        Dart_CompileToKernel(url_string, platform_binary_filename_);

[Siggi Cherem (dart-lang), 2017/08/16 23:29:18]

Could you add a TODO here that we should be passing 'outline.dill' instead of
'platform.dill' (same below in the other call to Dart_CompileToKernel)?

[aam, 2017/08/17 02:10:51]

Done.

     if (kresult.status != Dart_KernelCompilationStatus_Ok) {
       return Dart_NewApiError(kresult.error);
     }
     kernel_ir = kresult.kernel;
     kernel_ir_size = kresult.kernel_size;
   }
   void* kernel_program = Dart_ReadKernelBinary(kernel_ir, kernel_ir_size);
   ASSERT(kernel_program != NULL);
   Dart_Handle result = Dart_LoadKernel(kernel_program);
   if (Dart_IsError(result)) {
     return result;
   }
   // Finalize loading. This will complete any futures for completed deferred
   // loads.
   result = Dart_FinalizeLoading(true);
   if (Dart_IsError(result)) {
     return result;
   }
   return Dart_Null();
 }
 
 void* DFE::CompileAndReadScript(const char* script_uri,
                                 char** error,
                                 int* exit_code) {
-  Dart_KernelCompilationResult result = Dart_CompileToKernel(script_uri);
+  Dart_KernelCompilationResult result =
+      Dart_CompileToKernel(script_uri, platform_binary_filename_);
   switch (result.status) {
     case Dart_KernelCompilationStatus_Ok:
       return Dart_ReadKernelBinary(result.kernel, result.kernel_size);
     case Dart_KernelCompilationStatus_Error:
       *error = result.error;  // Copy error message.
       *exit_code = kCompilationErrorExitCode;
       break;
     case Dart_KernelCompilationStatus_Crash:
       *error = result.error;  // Copy error message.
       *exit_code = kDartFrontendErrorExitCode;
@@ skipping 49 matching lines @@
         *kernel_ir = buffer;
         return true;
       }
     }
   }
   return false;
 }
 
 }  // namespace bin
 }  // namespace dart