Remove unnecessary GetAbsolutePath method

Author: jcansdale

src/GitHub.App/Services/PullRequestEditorService.cs

@@ -90,13 +90,12 @@ public async Task<ITextView> OpenFile(
 
             try
             {
-                var fullPath = GetAbsolutePath(session.LocalRepository, relativePath);
                 string fileName;
                 string commitSha;
 
                 if (workingDirectory)
                 {
-                    fileName = fullPath;
+                    fileName = Path.Combine(session.LocalRepository.LocalPath, relativePath);
                     commitSha = null;
                 }
                 else
@@ -479,13 +478,6 @@ public static int FindNearestMatchingLine(IList<string> fromLines, IList<string>
             return matchingLine;
         }
 
-        static string GetAbsolutePath(LocalRepositoryModel localRepository, string relativePath)
-        {
-            var localPath = localRepository.LocalPath;
-            relativePath = Paths.ToRelativePath(relativePath);
-            return Path.Combine(localPath, relativePath);
-        }
-
         string GetText(IVsTextView textView)
         {
             IVsTextLines buffer;