Don't change the selection when expanding directories

spec/extensions/tree-view-spec.coffee

@@ -64,12 +64,6 @@ describe "TreeView", ->
       # collapsed descendants remain collapsed
       expect(rootDirectoryView.find('> .entries > li.contains(zed/) > .entries')).not.toExist()
 
-    it "selects file entries that correspond to the path of the active editor's buffer", ->
-      rootDirectoryView.collapse()
-      rootView.open(require.resolve 'fixtures/sample.js')
-      rootDirectoryView.disclosureArrow.click()
-      expect(rootDirectoryView.entries.find('li:contains(sample.js)')).toHaveClass 'selected'
-
   describe "when a file is clicked", ->
     it "opens it in the active editor and selects it", ->
       expect(rootView.activeEditor()).toBeUndefined()

src/extensions/tree-view.coffee

@@ -20,7 +20,6 @@ class TreeView extends View
       false
 
     @on 'move-down', => @moveDown()
-    @on 'tree-view:expand-directory', => @selectActiveFile()
     @rootView.on 'active-editor-path-change', => @selectActiveFile()
 
   selectActiveFile: ->
@@ -73,7 +72,6 @@ class DirectoryView extends View
     @buildEntries()
     @deserializeEntries(@entryStates) if @entryStates?
     @isExpanded = true
-    @trigger 'tree-view:expand-directory'
     false
 
   collapse: ->