[Fasta] Offset and end offset on procedures

pkg/front_end/lib/src/fasta/kernel/kernel_procedure_builder.dart

Index: pkg/front_end/lib/src/fasta/kernel/kernel_procedure_builder.dart
diff --git a/pkg/front_end/lib/src/fasta/kernel/kernel_procedure_builder.dart b/pkg/front_end/lib/src/fasta/kernel/kernel_procedure_builder.dart
index 08b6f474be30a04299abd0923350f7ee849913dc..87294bfe8c12d2deee84e98c6cb8a3ce87b906f9 100644
--- a/pkg/front_end/lib/src/fasta/kernel/kernel_procedure_builder.dart
+++ b/pkg/front_end/lib/src/fasta/kernel/kernel_procedure_builder.dart
@@ -191,10 +191,13 @@ class KernelProcedureBuilder extends KernelFunctionBuilder {
       ProcedureKind kind,
       KernelLibraryBuilder compilationUnit,
       int charOffset,
+      int charEndOffset,
       [String nativeMethodName,
       this.redirectionTarget])
       : procedure = new Procedure(null, kind, null,
-            fileUri: compilationUnit?.relativeFileUri),
+            fileUri: compilationUnit?.relativeFileUri)
+          ..fileOffset = charOffset
+          ..fileEndOffset = charEndOffset,
         super(metadata, modifiers, returnType, name, typeVariables, formals,
             compilationUnit, charOffset, nativeMethodName);
 
@@ -256,9 +259,13 @@ class KernelConstructorBuilder extends KernelFunctionBuilder {
       List<FormalParameterBuilder> formals,
       KernelLibraryBuilder compilationUnit,
       int charOffset,
+      int charEndOffset,
       [String nativeMethodName])
       : super(metadata, modifiers, returnType, name, typeVariables, formals,
-            compilationUnit, charOffset, nativeMethodName);
+            compilationUnit, charOffset, nativeMethodName) {

[ahe, 2017/03/03 11:19:06]

Would you mind changing this to:

constructor = new Constructor(null)
  ..fileOffset = charOffset
  ..fileEndOffset = charEndOffset;

+    constructor.fileOffset = charOffset;
+    constructor.fileEndOffset = charEndOffset;
+  }
 
   bool get isInstanceMember => false;