[AsyncDisplayKit 2] Final changes to ease migration of clients to 2.0 APIs. (#2460)

AsyncDisplayKit/ASDisplayNode.h

@@ -812,9 +812,33 @@ extern NSInteger const ASDefaultDrawingPriority;
  */
 - (void)cancelLayoutTransition;
 
+@end
+
+@interface ASDisplayNode (Deprecated) <ASStackLayoutElement, ASAbsoluteLayoutElement>
 
 #pragma mark - Deprecated
 
+/**
+ * @abstract Asks the node to measure and return the size that best fits its subnodes.
+ *
+ * @param constrainedSize The maximum size the receiver should fit in.
+ *
+ * @return A new size that fits the receiver's subviews.
+ *
+ * @discussion Though this method does not set the bounds of the view, it does have side effects--caching both the
+ * constraint and the result.
+ *
+ * @warning Subclasses must not override this; it calls -measureWithSizeRange: with zero min size.
+ * -measureWithSizeRange: caches results from -calculateLayoutThatFits:.  Calling this method may
+ * be expensive if result is not cached.
+ *
+ * @see measureWithSizeRange:
+ * @see [ASDisplayNode(Subclassing) calculateLayoutThatFits:]
+ *
+ * @deprecated Deprecated in version 2.0: Use layoutThatFits: with a constrained size of (CGSizeZero, constrainedSize) and call size on the returned ASLayout
+ */
+- (CGSize)measure:(CGSize)constrainedSize ASDISPLAYNODE_DEPRECATED;
+
 /**
  * @abstract Provides a default intrinsic content size for calculateSizeThatFits:. This is useful when laying out
  * a node that either has no intrinsic content size or should be laid out at a different size than its intrinsic content