Clear components in LayoutState.releaseRef()

Summary: We should hold onto these until we acquire the LayoutState again, we should just release them when the LayoutState itself is released.

Reviewed By: passy

Differential Revision: D8611627

fbshipit-source-id: 678d98a0f5f869a4efd40511938e9adf36b59792

litho-core/src/main/java/com/facebook/litho/LayoutState.java

@@ -1201,7 +1201,6 @@ static LayoutState calculate(
       component.markLayoutStarted();
 
       layoutState = ComponentsPools.acquireLayoutState(c);
-      layoutState.clearComponents();
       layoutState.mShouldGenerateDiffTree = shouldGenerateDiffTree;
       layoutState.mComponentTreeId = componentTreeId;
       layoutState.mPreviousLayoutStateId =
@@ -2090,6 +2089,7 @@ void releaseRef() {
         ComponentsPools.release(rect);
       }
       mComponentKeyToBounds.clear();
+      mComponents.clear();
 
       for (int i = 0, size = mVisibilityOutputs.size(); i < size; i++) {
         ComponentsPools.release(mVisibilityOutputs.get(i));