Add missing docs for AsnContentException. (dotnet#4895)

Author: bartonjs

xml/System.Formats.Asn1/AsnContentException.xml

@@ -14,7 +14,7 @@
   </Base>
   <Interfaces />
   <Docs>
-    <summary>To be added.</summary>
+    <summary>The exception that is thrown when an encoded ASN.1 value cannot be successfully decoded.</summary>
     <remarks>To be added.</remarks>
   </Docs>
   <Members>
@@ -31,7 +31,7 @@
       </AssemblyInfo>
       <Parameters />
       <Docs>
-        <summary>To be added.</summary>
+        <summary>Initializes a new instance of the <see cref="T:System.Formats.Asn1.AsnContentException" /> class, using the default message.</summary>
         <remarks>To be added.</remarks>
       </Docs>
     </Member>
@@ -51,8 +51,8 @@
         <Parameter Name="message" Type="System.String" />
       </Parameters>
       <Docs>
-        <param name="message">To be added.</param>
-        <summary>To be added.</summary>
+        <param name="message">The error message that explains the reason for the exception.</param>
+        <summary>Initializes a new instance of the <see cref="T:System.Formats.Asn1.AsnContentException" /> class, using the provided message.</summary>
         <remarks>To be added.</remarks>
       </Docs>
     </Member>
@@ -73,9 +73,9 @@
         <Parameter Name="context" Type="System.Runtime.Serialization.StreamingContext" />
       </Parameters>
       <Docs>
-        <param name="info">To be added.</param>
-        <param name="context">To be added.</param>
-        <summary>To be added.</summary>
+        <param name="info">The object that holds the serialized object data.</param>
+        <param name="context">The contextual information about the source or destination.</param>
+        <summary>Initializes a new instance of the <see cref="T:System.Formats.Asn1.AsnContentException" /> class with serialized data.</summary>
         <remarks>To be added.</remarks>
       </Docs>
     </Member>
@@ -96,9 +96,9 @@
         <Parameter Name="inner" Type="System.Exception" />
       </Parameters>
       <Docs>
-        <param name="message">To be added.</param>
-        <param name="inner">To be added.</param>
-        <summary>To be added.</summary>
+        <param name="message">The error message that explains the reason for the exception.</param>
+        <param name="inner">The exception that is the cause of the current exception.</param>
+        <summary>Initializes a new instance of the <see cref="T:System.Formats.Asn1.AsnContentException" /> class, using the provided message and exception that is the cause of this exception.</summary>
         <remarks>To be added.</remarks>
       </Docs>
     </Member>