Add new Cronet exception class for QUIC errors

components/cronet/android/api/src/org/chromium/net/UrlRequestException.java

Index: components/cronet/android/api/src/org/chromium/net/UrlRequestException.java
diff --git a/components/cronet/android/api/src/org/chromium/net/UrlRequestException.java b/components/cronet/android/api/src/org/chromium/net/UrlRequestException.java
index 92201aa32471128ce721a81cab80fbf8b061f73b..10d8a9ca574842f8cb4323a91e72d376e8115ca0 100644
--- a/components/cronet/android/api/src/org/chromium/net/UrlRequestException.java
+++ b/components/cronet/android/api/src/org/chromium/net/UrlRequestException.java
@@ -73,6 +73,8 @@ public class UrlRequestException extends IOException {
     private final int mErrorCode;
     // Cronet internal error code.
     private final int mCronetInternalErrorCode;
+    // Cronet internal error details.
+    private final int mCronetInternalErrorDetails;
 
     /**
      * Constructs an exception with a specific error.
@@ -82,11 +84,17 @@ public class UrlRequestException extends IOException {
      * @param cronetInternalErrorCode Cronet internal error code, one of
      * <a href=https://chromium.googlesource.com/chromium/src/+/master/net/base/net_error_list.h>
      * these</a>.
+     * @param cronetInternalErrorDetails Cronet internal error code details when the error code
+     * is QUIC_PROTOCOL_ERROR, from
+     * <a href=https://chromium.googlesource.com/chromium/src/+/master/net/quic/quic_protocol.h#503>
+     * this file</a>.
      */
-    public UrlRequestException(String message, int errorCode, int cronetInternalErrorCode) {
+    public UrlRequestException(String message, int errorCode, int cronetInternalErrorCode,
+            int cronetInternalErrorDetails) {
         super(message, null);
         mErrorCode = errorCode;
         mCronetInternalErrorCode = cronetInternalErrorCode;
+        mCronetInternalErrorDetails = cronetInternalErrorDetails;
     }
 
     /**
@@ -99,6 +107,7 @@ public class UrlRequestException extends IOException {
         super(message, cause);
         mErrorCode = ERROR_LISTENER_EXCEPTION_THROWN;
         mCronetInternalErrorCode = 0;
+        mCronetInternalErrorDetails = 0;
     }
 
     /**
@@ -124,6 +133,17 @@ public class UrlRequestException extends IOException {
     }
 
     /**
+     * Returns detailed information related to the Cronet internal error code. Currently this is a
+     * code from
+     * <a href=https://chromium.googlesource.com/chromium/src/+/master/net/quic/quic_protocol.h>
+     * QuicErrorCode</a> and is only meaningful if the Cronet internal error code is
+     * QUIC_PROTOCOL_ERROR.
+     */
+    public int getCronetInternalErrorDetails() {
+        return mCronetInternalErrorDetails;
+    }
+
+    /**
      * Returns {@code true} if retrying this request right away might succeed, {@code false}
      * otherwise. For example returns {@code true} when {@link #getErrorCode} returns
      * {@link #ERROR_NETWORK_CHANGED} because trying the request might succeed using the new