Refactor Parsing to remove compiler dependency

pkg/compiler/lib/src/native/behavior.dart

Index: pkg/compiler/lib/src/native/behavior.dart
diff --git a/pkg/compiler/lib/src/native/behavior.dart b/pkg/compiler/lib/src/native/behavior.dart
index 004e95712371e652b47d65a20616108e26722b1b..903aecc52ffab31d900843c0b26a431f960f64e3 100644
--- a/pkg/compiler/lib/src/native/behavior.dart
+++ b/pkg/compiler/lib/src/native/behavior.dart
@@ -4,7 +4,7 @@
 
 import '../common.dart';
 import '../common/backend_api.dart' show ForeignResolver;
-import '../common/resolution.dart' show Parsing, Resolution;
+import '../common/resolution.dart' show ParsingContext, Resolution;
 import '../compiler.dart' show Compiler;
 import '../constants/values.dart';
 import '../core_types.dart' show CoreTypes;
@@ -460,7 +460,7 @@ class NativeBehavior {
   }
 
   static NativeBehavior ofJsCall(Send jsCall, DiagnosticReporter reporter,
-      Parsing parsing, CoreTypes coreTypes, ForeignResolver resolver) {
+      ParsingContext parsing, CoreTypes coreTypes, ForeignResolver resolver) {
     // The first argument of a JS-call is a string encoding various attributes
     // of the code.
     //
@@ -551,7 +551,7 @@ class NativeBehavior {
       NativeBehavior behavior,
       Send jsBuiltinOrEmbeddedGlobalCall,
       DiagnosticReporter reporter,
-      Parsing parsing,
+      ParsingContext parsing,
       CoreTypes coreTypes,
       ForeignResolver resolver,
       {bool isBuiltin,
@@ -619,7 +619,7 @@ class NativeBehavior {
   static NativeBehavior ofJsBuiltinCall(
       Send jsBuiltinCall,
       DiagnosticReporter reporter,
-      Parsing parsing,
+      ParsingContext parsing,
       CoreTypes coreTypes,
       ForeignResolver resolver) {
     NativeBehavior behavior = new NativeBehavior();
@@ -635,7 +635,7 @@ class NativeBehavior {
   static NativeBehavior ofJsEmbeddedGlobalCall(
       Send jsEmbeddedGlobalCall,
       DiagnosticReporter reporter,
-      Parsing parsing,
+      ParsingContext parsing,
       CoreTypes coreTypes,
       ForeignResolver resolver) {
     NativeBehavior behavior = new NativeBehavior();
@@ -773,7 +773,8 @@ class NativeBehavior {
       StringConstantValue specStringConstant = fields.single;
       String specString = specStringConstant.toDartString().slowToString();
       for (final typeString in specString.split('|')) {
-        var type = _parseType(typeString, compiler.parsing, lookup, annotation);
+        var type =
+            _parseType(typeString, compiler.parsingContext, lookup, annotation);
         if (types == null) types = [];
         types.add(type);
       }
@@ -847,8 +848,8 @@ class NativeBehavior {
     }
   }
 
-  static dynamic _parseType(
-      String typeString, Parsing parsing, lookup(name), locationNodeOrElement) {
+  static dynamic _parseType(String typeString, ParsingContext parsing,
+      lookup(name), locationNodeOrElement) {
     DiagnosticReporter reporter = parsing.reporter;
     if (typeString == '=Object') return SpecialType.JsObject;
     if (typeString == 'dynamic') {
@@ -873,7 +874,7 @@ class NativeBehavior {
     return const DynamicType();
   }
 
-  static _errorNode(locationNodeOrElement, Parsing parsing) {
+  static _errorNode(locationNodeOrElement, ParsingContext parsing) {
     if (locationNodeOrElement is Node) return locationNodeOrElement;
     return locationNodeOrElement.parseNode(parsing);
   }