Adding WebAppsNonce

Author: melissaahn

common4j/src/main/com/microsoft/identity/common/java/jwt/AbstractJwtRequest.java

@@ -45,6 +45,8 @@ public static class ClaimNames {
         public static final String ISSUER = "iss";
         public static final String GRANT_TYPE = "grant_type";
         public static final String NONCE = "request_nonce";
+        // When WebApps provide a nonce, we need to attach it to JWT with this claim name
+        public static final String WEBAPPS_NONCE = "nonce";
         public static final String REDIRECT_URI = "redirect_uri";
 
         public static final String BRK_REDIRECT_URI = "brk_redirect_uri";

common4j/src/main/com/microsoft/identity/common/java/jwt/JwtRequestBody.java

@@ -56,6 +56,9 @@ public final class JwtRequestBody extends AbstractJwtRequest {
     @SerializedName(ClaimNames.NONCE)
     private String mNonce;
 
+    @SerializedName(ClaimNames.WEBAPPS_NONCE)
+    private String mWebAppsNonce;
+
     @SerializedName(ClaimNames.REDIRECT_URI)
     private String mRedirectUri;