Minor, assert value != null in EnumValue

Similar to ArrayValue, AnnotationValue, etc.

core/descriptors/src/org/jetbrains/jet/lang/resolve/constants/EnumValue.java

@@ -36,6 +36,14 @@ public class EnumValue extends CompileTimeConstant<ClassDescriptor> {
         return type;
     }
 
+    @NotNull
+    @Override
+    public ClassDescriptor getValue() {
+        ClassDescriptor value = super.getValue();
+        assert value != null : "Guaranteed by constructor";
+        return value;
+    }
+
     @Override
     public <R, D> R accept(AnnotationArgumentVisitor<R, D> visitor, D data) {
         return visitor.visitEnumValue(this, data);

core/descriptors/src/org/jetbrains/jet/lang/types/lang/InlineUtil.java

@@ -21,7 +21,6 @@ import org.jetbrains.annotations.Nullable;
 import org.jetbrains.jet.lang.descriptors.CallableDescriptor;
 import org.jetbrains.jet.lang.descriptors.ClassDescriptor;
 import org.jetbrains.jet.lang.descriptors.ValueParameterDescriptor;
-import org.jetbrains.jet.lang.descriptors.annotations.Annotated;
 import org.jetbrains.jet.lang.descriptors.annotations.AnnotationDescriptor;
 import org.jetbrains.jet.lang.descriptors.annotations.Annotations;
 import org.jetbrains.jet.lang.resolve.constants.CompileTimeConstant;
@@ -56,9 +55,7 @@ public class InlineUtil {
             }
             else {
                 assert argument instanceof EnumValue : "Inline annotation parameter should be inline entry but was: " + argument + "!";
-                ClassDescriptor value = ((EnumValue) argument).getValue();
-                assert value != null : "Value for enum value should be not null " + argument;
-                String name = value.getName().asString();
+                String name = ((EnumValue) argument).getValue().getName().asString();
                 return name.equals(InlineStrategy.IN_PLACE.name()) ? InlineStrategy.IN_PLACE : InlineStrategy.AS_FUNCTION;
             }
         }