* Don't show "context" for classes without either contextType or contextTypes
* For classes with contextTypes, change the label to "legacy context" instead

---
Originally reported by @gaearon via https://github.com/bvaughn/react-devtools-experimental/issues/368
mountFiberRecursively(
              nextChild,
              shouldIncludeInTree ? nextFiber : parentFiber,
            );
            shouldResetChildren = true;
          }
           T
          nextChild = nextChild.sibling;
           A
           k
          if (!shouldResetChildren && prevChildAtSameIndex !== null) {
            prevChildAtSameIndex = prevChildAtSameIndex.sibling;
          }
        }
         I
        if (prevChildAtSameIndex !== null) {
          shouldResetChildren = true;
        }
      }
    }
    if (shouldIncludeInTree) {
      const isProfilingSupported = nextFiber.hasOwnProperty('treeBaseDuration');
      if (isProfilingSupported) {
        recordProfilingDurations(nextFiber);
      }
    }
    if (shouldResetChildren) {
       W
       s
      if (shouldIncludeInTree) {