Improve LayoutTest output for Errors

LayoutTests/crypto/aes-ctr-parseAlgorithm-failures-expected.txt

Index: LayoutTests/crypto/aes-ctr-parseAlgorithm-failures-expected.txt
diff --git a/LayoutTests/crypto/aes-ctr-parseAlgorithm-failures-expected.txt b/LayoutTests/crypto/aes-ctr-parseAlgorithm-failures-expected.txt
index 2b4c0ea7e62d52de6e26faccd27f8bd3367e875a..39d46d9d8a0b8508d8bc7c2900bb4f2f4c807820 100644
--- a/LayoutTests/crypto/aes-ctr-parseAlgorithm-failures-expected.txt
+++ b/LayoutTests/crypto/aes-ctr-parseAlgorithm-failures-expected.txt
@@ -3,11 +3,25 @@ Tests bad algorithm inputs for AES-CTR
 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
 
 
+
+Importing AES-CBC key...
+
+encrypt() with counter null...
 error is: TypeError: AesCtrParams: counter: Not a BufferSource
+
+encrypt() without counter...
 error is: TypeError: AesCtrParams: counter: Missing required property
+
+encrypt() without length...
 error is: TypeError: AesCtrParams: length: Missing required property
+
+encrypt() with a length of 256...
 error is: TypeError: AesCtrParams: length: Outside of numeric range
+
+encrypt() with a length of -3...
 error is: TypeError: AesCtrParams: length: Outside of numeric range
+
+encrypt() with length that is Infinity...
 error is: TypeError: AesCtrParams: length: Outside of numeric range
 PASS successfullyParsed is true