In FamilyCollection.cs replace Dictionary ContainsKey-Add with TryAdd (#4486)

lindexi · web-flow · commit 169d0865643a · 2022-08-10T14:57:09.000+05:30
diff --git a/src/Microsoft.DotNet.Wpf/src/PresentationCore/MS/internal/FontCache/FamilyCollection.cs b/src/Microsoft.DotNet.Wpf/src/PresentationCore/MS/internal/FontCache/FamilyCollection.cs
@@ -499,10 +499,7 @@ private static Text.TextInterface.Font GetFontFromFamily(Text.TextInterface.Font
                 foreach (KeyValuePair<CultureInfo, string> name in font.FaceNames)
                 {
                     string currentFontName = name.Value.ToUpper(CultureInfo.InvariantCulture);
-                    if (!faces.ContainsKey(currentFontName))
-                    {
-                        faces.Add(currentFontName, font);
-                    }
+                    faces.TryAdd(currentFontName, font);
                 }
             }
 

Original file line number	Diff line number	Diff line change
`@@ -499,10 +499,7 @@ private static Text.TextInterface.Font GetFontFromFamily(Text.TextInterface.Font`
`499`	`499`	`foreach (KeyValuePair<CultureInfo, string> name in font.FaceNames)`
`500`	`500`	`{`
`501`	`501`	`string currentFontName = name.Value.ToUpper(CultureInfo.InvariantCulture);`
`502`		`- if (!faces.ContainsKey(currentFontName))`
`503`		`- {`
`504`		`- faces.Add(currentFontName, font);`
`505`		`- }`
	`502`	`+ faces.TryAdd(currentFontName, font);`
`506`	`503`	`}`
`507`	`504`	`}`
`508`	`505`