Revert "MSBuildProjectDescriptions has dedicated property for the csproj path"

This reverts commit a95e20d96480dac3010c8403e04bd716fba2cc5b.

src/Microsoft.DotNet.ProjectModel/MSBuildProjectDescription.cs

@@ -9,19 +9,17 @@ namespace Microsoft.DotNet.ProjectModel
 {
     /// <summary>
     /// Represents an MSBuild project.
-    /// It has been built by MSBuild, so it behaves like a package: can provide all assets up front
+    /// It has been invisibly built by MSBuild, so it behaves like a package: can provide all assets up front
-    /// 
-    /// The Path represents the path to the project.json, if there is one near the csproj file.
     /// </summary>
     public class MSBuildProjectDescription : TargetLibraryWithAssets
     {
         public MSBuildProjectDescription(
-            string path, 
+            string path,
-            string msbuildProjectPath, 
+            LockFileProjectLibrary projectLibrary,
-            LockFileProjectLibrary projectLibrary, 
+            LockFileTargetLibrary lockFileLibrary,
-            LockFileTargetLibrary lockFileLibrary, 
+            Project projectFile,
-            IEnumerable<LibraryRange> dependencies, 
+            IEnumerable<LibraryRange> dependencies,
-            bool compatible, 
+            bool compatible,
             bool resolved)
             : base(
                   new LibraryIdentity(projectLibrary.Name, projectLibrary.Version, LibraryType.MSBuildProject),
@@ -33,11 +31,12 @@ namespace Microsoft.DotNet.ProjectModel
                   compatible: compatible,
                   framework: null)
         {
+            ProjectFile = projectFile;
             ProjectLibrary = projectLibrary;
-            MsbuildProjectPath = msbuildProjectPath;
         }
 
         public LockFileProjectLibrary ProjectLibrary { get; }
-        public string MsbuildProjectPath { get; set; }
+
+        public Project ProjectFile { get; }
     }
 }

src/Microsoft.DotNet.ProjectModel/Resolution/MSBuildDependencyProvider.cs

@@ -36,12 +36,12 @@ namespace Microsoft.DotNet.ProjectModel.Resolution
             var projectFile = projectLibrary.Path == null ? null : _projectResolver(projectLibrary.Path);
 
             var msbuildPackageDescription = new MSBuildProjectDescription(
-                projectLibrary.Path,
                 msbuildProjectPath,
                 projectLibrary,
                 targetLibrary,
-                dependencies, 
+                projectFile,
-                compatible, 
+                dependencies,
+                compatible,
                 resolved: compatible && exists);
 
             return msbuildPackageDescription;