Fix issues flagged by Policheck

src/Microsoft.DotNet.Wpf/src/PresentationCore/System/Windows/Media3D/MatrixCamera.cs

@@ -185,7 +185,7 @@ internal override RayHitTestParameters RayFromViewportPoint(Point p, Size viewSi
             viewportMatrix.ScalePrepend(new Vector3D(viewSize.Width/2,-viewSize.Height/2,1));
             viewportMatrix.TranslatePrepend(new Vector3D(1,1,0));
 
-            // `First world-to-camera, then camera's projection, then normalized clip space to viewport.
+            // First, world-to-camera, then camera's projection, then normalized clip space to viewport.
             rayParameters.HitTestProjectionMatrix = 
                 worldToCamera *
                 viewportMatrix;

src/Microsoft.DotNet.Wpf/src/PresentationCore/System/Windows/Media3D/OrthographicCamera.cs

@@ -203,7 +203,7 @@ internal override RayHitTestParameters RayFromViewportPoint(Point p, Size viewSi
             viewportMatrix.ScalePrepend(new Vector3D(viewSize.Width/2, -viewSize.Height/2, 1));
             viewportMatrix.TranslatePrepend(new Vector3D(1, 1, 0));
 
-            // `First world-to-camera, then camera's projection, then normalized clip space to viewport.
+            // First, world-to-camera, then camera's projection, then normalized clip space to viewport.
             rayParameters.HitTestProjectionMatrix = 
                 viewMatrix *
                 projectionMatrix *

src/Microsoft.DotNet.Wpf/src/PresentationCore/System/Windows/Media3D/PerspectiveCamera.cs

@@ -210,7 +210,7 @@ internal override RayHitTestParameters RayFromViewportPoint(Point p, Size viewSi
             viewportMatrix.ScalePrepend(new Vector3D(viewSize.Width/2, -viewSize.Height/2, 1));
             viewportMatrix.TranslatePrepend(new Vector3D(1, 1, 0));
 
-            // `First world-to-camera, then camera's projection, then normalized clip space to viewport.
+            // First, world-to-camera, then camera's projection, then normalized clip space to viewport.
             rayParameters.HitTestProjectionMatrix = 
                 viewMatrix *
                 projectionMatrix *

src/Microsoft.DotNet.Wpf/src/PresentationFramework/System/Windows/Documents/FixedTextBuilder.cs

@@ -61,7 +61,7 @@ internal sealed class FixedTextBuilder
             new CultureInfo("zh-HANS"),     // Chinese Simplified
             new CultureInfo("zh-HANT"),     // Chinese Traditional
             new CultureInfo("zh-HK"),       // Chinese Hong Kong SAR
-            new CultureInfo("zh-MO"),       // Chinese Macau SAR
+            new CultureInfo("zh-MO"),       // Chinese Macao SAR
             new CultureInfo("zh-CN"),       // Chinese China
             new CultureInfo("zh-SG"),       // Chinese Singapore
             new CultureInfo("zh-TW"),       // Chinese `Taiwan

src/Microsoft.DotNet.Wpf/src/WindowsBase/System/Windows/Input/Key.cs

@@ -804,12 +804,12 @@ public enum Key
         OemTilde      = Oem3,
 
         /// <summary>
-        ///     The ABNT_C1 (Brazilian) key.
+        ///     The ABNT_C1 Portuguese (Brazilian) key.
         /// </summary>
         AbntC1,
 
         /// <summary>
-        ///     The ABNT_C2 (Brazilian) key.
+        ///     The ABNT_C2 Portuguese (Brazilian) key.
         /// </summary>
         AbntC2,