Remove redundant PsiJetParameterStub#isVarArg()

compiler/frontend/src/org/jetbrains/jet/lang/psi/JetParameter.java

@@ -82,13 +82,8 @@ public class JetParameter extends JetNamedDeclarationStub<PsiJetParameterStub> {
     }
 
     public boolean isVarArg() {
-        PsiJetParameterStub stub = getStub();
-        if (stub != null) {
-            return stub.isVarArg();
-        }
-
         JetModifierList modifierList = getModifierList();
-        return modifierList != null && modifierList.getModifierNode(JetTokens.VARARG_KEYWORD) != null;
+        return modifierList != null && modifierList.hasModifier(JetTokens.VARARG_KEYWORD);
     }
 
     public boolean hasValOrVarNode() {

compiler/frontend/src/org/jetbrains/jet/lang/psi/stubs/PsiJetParameterStub.java

@@ -20,7 +20,6 @@ import org.jetbrains.jet.lang.psi.JetParameter;
 
 public interface PsiJetParameterStub extends PsiJetStubWithFqName<JetParameter> {
     boolean isMutable();
-    boolean isVarArg();
     boolean hasValOrValNode();
     boolean hasDefaultValue();
 }

compiler/frontend/src/org/jetbrains/jet/lang/psi/stubs/elements/JetParameterElementType.java

@@ -39,8 +39,7 @@ public class JetParameterElementType extends JetStubElementType<PsiJetParameterS
     @Override
     public PsiJetParameterStub createStub(@NotNull JetParameter psi, StubElement parentStub) {
         return new PsiJetParameterStubImpl(parentStub, psi.getFqName(), StringRef.fromString(psi.getName()),
-                                           psi.isMutable(), psi.isVarArg(), psi.hasValOrVarNode(),
+                                           psi.isMutable(), psi.hasValOrVarNode(), psi.hasDefaultValue());
-                                           psi.hasDefaultValue());
     }
 
     @Override
@@ -56,7 +55,6 @@ public class JetParameterElementType extends JetStubElementType<PsiJetParameterS
     public void serialize(@NotNull PsiJetParameterStub stub, @NotNull StubOutputStream dataStream) throws IOException {
         dataStream.writeName(stub.getName());
         dataStream.writeBoolean(stub.isMutable());
-        dataStream.writeBoolean(stub.isVarArg());
         dataStream.writeBoolean(stub.hasValOrValNode());
         dataStream.writeBoolean(stub.hasDefaultValue());
         FqName name = stub.getFqName();
@@ -68,12 +66,11 @@ public class JetParameterElementType extends JetStubElementType<PsiJetParameterS
     public PsiJetParameterStub deserialize(@NotNull StubInputStream dataStream, StubElement parentStub) throws IOException {
         StringRef name = dataStream.readName();
         boolean isMutable = dataStream.readBoolean();
-        boolean isVarArg = dataStream.readBoolean();
         boolean hasValOrValNode = dataStream.readBoolean();
         boolean hasDefaultValue = dataStream.readBoolean();
         StringRef fqNameAsString = dataStream.readName();
         FqName fqName = fqNameAsString != null ? new FqName(fqNameAsString.toString()) : null;
 
-         return new PsiJetParameterStubImpl(parentStub, fqName, name, isMutable, isVarArg, hasValOrValNode, hasDefaultValue);
+         return new PsiJetParameterStubImpl(parentStub, fqName, name, isMutable, hasValOrValNode, hasDefaultValue);
     }
 }

compiler/frontend/src/org/jetbrains/jet/lang/psi/stubs/impl/PsiJetParameterStubImpl.java

@@ -28,7 +28,6 @@ import org.jetbrains.jet.lang.resolve.name.FqName;
 public class PsiJetParameterStubImpl extends StubBase<JetParameter> implements PsiJetParameterStub {
     private final StringRef name;
     private final boolean isMutable;
-    private final boolean isVarArg;
     //TODO: store as StringRef
     private final FqName fqName;
     private final boolean hasValOrValNode;
@@ -38,14 +37,12 @@ public class PsiJetParameterStubImpl extends StubBase<JetParameter> implements P
             StubElement parent,
             FqName fqName, StringRef name,
             boolean isMutable,
-            boolean isVarArg,
             boolean hasValOrValNode,
             boolean hasDefaultValue
     ) {
         super(parent, JetStubElementTypes.VALUE_PARAMETER);
         this.name = name;
         this.isMutable = isMutable;
-        this.isVarArg = isVarArg;
         this.fqName = fqName;
         this.hasValOrValNode = hasValOrValNode;
         this.hasDefaultValue = hasDefaultValue;
@@ -61,11 +58,6 @@ public class PsiJetParameterStubImpl extends StubBase<JetParameter> implements P
         return isMutable;
     }
 
-    @Override
-    public boolean isVarArg() {
-        return isVarArg;
-    }
-
     @Override
     public boolean hasValOrValNode() {
         return hasValOrValNode;
@@ -83,10 +75,6 @@ public class PsiJetParameterStubImpl extends StubBase<JetParameter> implements P
 
         builder.append(isMutable() ? "var " : "val ");
 
-        if (isVarArg()) {
-            builder.append("vararg ");
-        }
-
         builder.append("name=").append(getName());
         if (fqName != null) {
             builder.append(" fqName=").append(fqName.toString()).append(" ");