Normalize and update the header value checks to RFC 7230 for Fetch

LayoutTests/http/tests/fetch/resources/fetch-test-helpers.js

Index: LayoutTests/http/tests/fetch/resources/fetch-test-helpers.js
diff --git a/LayoutTests/http/tests/fetch/resources/fetch-test-helpers.js b/LayoutTests/http/tests/fetch/resources/fetch-test-helpers.js
index 9bbad4f4019af08228b58b2543d4d38c8366579c..e6ff21a459ec8d949f8bb0dc36259ed2082b1142 100644
--- a/LayoutTests/http/tests/fetch/resources/fetch-test-helpers.js
+++ b/LayoutTests/http/tests/fetch/resources/fetch-test-helpers.js
@@ -79,9 +79,12 @@ var VALID_TOKENS = FORBIDDEN_METHODS
 var INVALID_HEADER_NAMES = INVALID_TOKENS;
 var INVALID_HEADER_VALUES = [
   'test \r data', 'test \n data', 'test \0 data',
-  'test\r\n data',
-  'test\r', 'test\n', 'test\r\n', 'test\0',
-  '\0'.repeat(100000), '\r\n'.repeat(50000), 'x'.repeat(100000) + '\0'];
+  'test\r\n data', 'test\0', 't\bt', 't\vt',
+  '\x01', '\x02', '\x03', '\x04', '\x05', '\x06', '\x07', '\x08',
+  '\x0b', '\x0c', '\x0e', '\x0f',
+  '\x10', '\x11', '\x12', '\x13', '\x14', '\x15', '\x16', '\x17',
+  '\x18', '\x19', '\x1a', '\x1b', '\x1c', '\x1d', '\x1e', '\x1f', '\x7f',
+  '\0'.repeat(100000), '\u3042', 'x'.repeat(100000) + '\0'];
 
 var FORBIDDEN_HEADER_NAMES =
   ['Accept-Charset', 'Accept-Encoding', 'Access-Control-Request-Headers',