Prefer VS Images over Octicons in file tree

Author: donokuda

src/GitHub.VisualStudio.UI/Views/GitHubPane/PullRequestFilesView.xaml

@@ -6,6 +6,7 @@
              xmlns:ghfvs="https://github.com/github/VisualStudio"
              xmlns:local="clr-namespace:GitHub.VisualStudio.Views.GitHubPane"
              xmlns:imaging="clr-namespace:Microsoft.VisualStudio.Imaging;assembly=Microsoft.VisualStudio.Imaging"
+             xmlns:catalog="clr-namespace:Microsoft.VisualStudio.Imaging;assembly=Microsoft.VisualStudio.ImageCatalog"
              mc:Ignorable="d" d:DesignHeight="300" d:DesignWidth="300"
              Name="root">
 
@@ -108,7 +109,8 @@
                                 </Style.Triggers>
                             </Style>
                         </TextBlock.Style>
-                        <ghfvs:OcticonImage Icon="alert" Height="10" Margin="-2 0"/>
+                        <imaging:CrispImage Width="10" Height="10" 
+                                            Moniker="{x:Static catalog:KnownMonikers.StatusWarning}" Margin="-2 0" />
                         <Hyperlink Command="{Binding DataContext.OpenFirstAnnotationNotice, ElementName=root}"
                                    CommandParameter="{Binding}">
                             <Run Text="{Binding AnnotationNoticeCount, Mode=OneWay}"/>
@@ -125,7 +127,8 @@
                                 </Style.Triggers>
                             </Style>
                         </TextBlock.Style>
-                        <ghfvs:OcticonImage Icon="alert" Height="10" Margin="-2 0"/>
+                        <imaging:CrispImage Width="10" Height="10" 
+                                            Moniker="{x:Static catalog:KnownMonikers.StatusWarning}" Margin="-2 0"/>
                         <Hyperlink Command="{Binding DataContext.OpenFirstAnnotationWarning, ElementName=root}"
                                    CommandParameter="{Binding}">
                             <Run Text="{Binding AnnotationWarningCount, Mode=OneWay}"/>
@@ -142,7 +145,8 @@
                                 </Style.Triggers>
                             </Style>
                         </TextBlock.Style>
-                        <ghfvs:OcticonImage Icon="x" Height="10" Margin="-2 0"/>
+                        <imaging:CrispImage Width="10" Height="10" 
+                                            Moniker="{x:Static catalog:KnownMonikers.StatusError}" Margin="-2 0" />
                         <Hyperlink Command="{Binding DataContext.OpenFirstAnnotationFailure, ElementName=root}"
                                    CommandParameter="{Binding}">
                             <Run Text="{Binding AnnotationFailureCount, Mode=OneWay}"/>