[Refactoring] track renaming of ParsedFile to UnresolvedFile

ICSharpCode.NRefactory.CSharp/Refactoring/CodeActions/PutInsideUsingAction.cs

@@ -135,7 +135,7 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 		static AstNode GetLastReference (IVariable variable, RefactoringContext context, SyntaxTree unit)
 		{
 			AstNode lastReference = null;
-			refFinder.FindLocalReferences (variable, context.ParsedFile, unit, context.Compilation,
+			refFinder.FindLocalReferences (variable, context.UnresolvedFile, unit, context.Compilation,
 				(v, r) =>
 				{
 					if (lastReference == null || v.EndLocation > lastReference.EndLocation)

ICSharpCode.NRefactory.CSharp/Refactoring/CodeIssues/AccessToClosureIssues/AccessToClosureIssue.cs

@@ -127,7 +127,7 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 
 			void FindLocalReferences (IVariable variable, FoundReferenceCallback callback)
 			{
-				refFinder.FindLocalReferences (variable, ctx.ParsedFile, unit, ctx.Compilation, callback, 
+				refFinder.FindLocalReferences (variable, ctx.UnresolvedFile, unit, ctx.Compilation, callback, 
 											   ctx.CancellationToken);
 			}
 

ICSharpCode.NRefactory.CSharp/Refactoring/CodeIssues/ForControlVariableNotModifiedIssue.cs

@@ -112,7 +112,7 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 					return;
 
 				var modified = false;
-				refFinder.FindLocalReferences (localResolveResult.Variable, ctx.ParsedFile, unit, ctx.Compilation,
+				refFinder.FindLocalReferences (localResolveResult.Variable, ctx.UnresolvedFile, unit, ctx.Compilation,
 					(node, resolveResult) =>
 					{
 						if (modified)

ICSharpCode.NRefactory.CSharp/Refactoring/CodeIssues/MultipleEnumerationIssue.cs

@@ -206,7 +206,7 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 				refStatements = new HashSet<Statement> ();
 				lambdaExpressions = new HashSet<LambdaExpression> ();
 
-				refFinder.FindLocalReferences (variable, ctx.ParsedFile, unit, ctx.Compilation,
+				refFinder.FindLocalReferences (variable, ctx.UnresolvedFile, unit, ctx.Compilation,
 					(astNode, resolveResult) => {
 						if (astNode == variableDecl)
 							return;

ICSharpCode.NRefactory.CSharp/Refactoring/CodeIssues/RedundantAssignmentIssue.cs

@@ -92,7 +92,7 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 				var references = new HashSet<AstNode> ();
 				var refStatements = new HashSet<Statement> ();
 				var usedInLambda = false;
-				refFinder.FindLocalReferences (resolveResult.Variable, ctx.ParsedFile, unit, ctx.Compilation,
+				refFinder.FindLocalReferences (resolveResult.Variable, ctx.UnresolvedFile, unit, ctx.Compilation,
 					(astNode, rr) => {
 						if (usedInLambda || astNode == variableDecl)
 							return;

ICSharpCode.NRefactory.CSharp/Refactoring/CodeIssues/TypeParameterNotUsedIssue.cs

@@ -53,7 +53,7 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 										 ITypeParameter typaParameter, AstNode declaration)
 		{
 			var found = false;
-			refFinder.FindTypeParameterReferences (typaParameter, context.ParsedFile, unit, context.Compilation,
+			refFinder.FindTypeParameterReferences (typaParameter, context.UnresolvedFile, unit, context.Compilation,
 				(node, resolveResult) =>
 				{
 					found = found || node != declaration;

ICSharpCode.NRefactory.CSharp/Refactoring/CodeIssues/VariableNotUsedIssues/VariableNotUsedIssue.cs

@@ -47,7 +47,7 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 										 AstNode declaration)
 		{
 			var found = false;
-			refFinder.FindLocalReferences (variable, context.ParsedFile, unit, context.Compilation,
+			refFinder.FindLocalReferences (variable, context.UnresolvedFile, unit, context.Compilation,
 				(node, resolveResult) =>
 				{
 					found = found || node != declaration;

ICSharpCode.NRefactory.CSharp/Refactoring/CodeIssues/VariableOnlyAssignedIssues/VariableOnlyAssignedIssue.cs

@@ -46,7 +46,7 @@ namespace ICSharpCode.NRefactory.CSharp.Refactoring
 		{
 			var assignment = false;
 			var nonAssignment = false;
-			refFinder.FindLocalReferences (variable, ctx.ParsedFile, unit, ctx.Compilation,
+			refFinder.FindLocalReferences (variable, ctx.UnresolvedFile, unit, ctx.Compilation,
 				(node, resolveResult) =>
 				{
 					if (node is ParameterDeclaration)