expose trimming attributes (#11719)

Author: gewarren

xml/_filter.xml

@@ -72,16 +72,19 @@
     <namespaceFilter name="System.ComponentModel.Design.Serialization">
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <!-- Most attributes in System.Diagnostics control debugger behavior. Don't show them. -->
+    <!-- Most attributes in System.Diagnostics control debugger behavior. Don't show them (mostly). -->
     <namespaceFilter name="System.Diagnostics">
       <typeFilter name="ConditionalAttribute" expose="true" />
       <typeFilter name="EventLogPermissionAttribute" expose="true" />
       <typeFilter name="PerformanceCounterPermissionAttribute" expose="true" />
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
-    <!-- Attributes in System.Diagnostics.CodeAnalysis control interaction with FxCop. Don't show them. -->
+    <!-- Attributes in System.Diagnostics.CodeAnalysis control interaction with FxCop. Don't show them (mostly). -->
     <namespaceFilter name="System.Diagnostics.CodeAnalysis">
+      <typeFilter name="DynamicallyAccessedMembersAttribute" expose="true" />
       <typeFilter name="ExperimentalAttribute" expose="true" />
+      <typeFilter name="RequiresDynamicCodeAttribute" expose="true" />
+      <typeFilter name="RequiresUnreferencedCodeAttribute" expose="true" />
       <typeFilter name="*" expose="false" />
     </namespaceFilter>
     <!-- Attributes in System.EnterpriseServices control obscure details of COM+ interop. Don't show them. -->