tree 5e9b7bf1534858940c97f2b7fb147738722f025b
parent df1ed04d564c5d4c1b95d3c75321a18bec6140bc
author Hannah Chu <hanchu@google.com> 1565818285 -0700
committer Hannah Chu <hanchu@google.com> 1565820319 -0700

Run JTree row queries on EDT

com.intellij.ui.tree.ui.DispatchThreadValidator does not allow
background threads to handle Swing components, so move the getRowCount()
to EDT instead.

Bug: 138841377
Test: LayoutInspectorTest
Change-Id: I925d0b0fc64d239246837ded0f8335a67e8d3781