Merge pull request #46491 from jasonmalinowski/delete-unnecessary-code-from-invisibleeditor

Delete a workaround from InvisibleEditor.cs

src/VisualStudio/Core/Def/Implementation/ProjectSystem/InvisibleEditor.cs

@@ -48,7 +48,7 @@ public InvisibleEditor(IServiceProvider serviceProvider, string filePath, IVsHie
             _needsSave = needsSave;
 
             var invisibleEditorManager = (IIntPtrReturningVsInvisibleEditorManager)serviceProvider.GetService(typeof(SVsInvisibleEditorManager));
-            var vsProject = TryGetProjectOfHierarchy(hierarchy);
+            var vsProject = hierarchy as IVsProject;
             Marshal.ThrowExceptionForHR(invisibleEditorManager.RegisterInvisibleEditor(filePath, vsProject, 0, null, out var invisibleEditorPtr));
 
             try
@@ -88,34 +88,6 @@ public InvisibleEditor(IServiceProvider serviceProvider, string filePath, IVsHie
             }
         }
 
-        private IVsProject? TryGetProjectOfHierarchy(IVsHierarchy? hierarchy)
-        {
-            // The invisible editor manager will fail in cases where the IVsProject passed to it is not consistent with
-            // the IVsProject known to IVsSolution (e.g. if the object is a wrapper like AbstractHostObject created by
-            // the CPS-based project system). This method returns an IVsProject instance known to the solution, or null
-            // if the project could not be determined.
-            if (hierarchy == null)
-            {
-                return null;
-            }
-
-            if (!ErrorHandler.Succeeded(hierarchy.GetGuidProperty(
-                (uint)VSConstants.VSITEMID.Root,
-                (int)__VSHPROPID.VSHPROPID_ProjectIDGuid,
-                out var projectId)))
-            {
-                return null;
-            }
-
-            var solution = (IVsSolution)_serviceProvider.GetService(typeof(SVsSolution));
-            if (!ErrorHandler.Succeeded(solution.GetProjectOfGuid(projectId, out var projectHierarchy)))
-            {
-                return null;
-            }
-
-            return projectHierarchy as IVsProject;
-        }
-
         public IVsTextLines VsTextLines
         {
             get