WIP: Migrate generated bindings to new ExceptionState constructor.

LayoutTests/crypto/generateKey-expected.txt

Index: LayoutTests/crypto/generateKey-expected.txt
diff --git a/LayoutTests/crypto/generateKey-expected.txt b/LayoutTests/crypto/generateKey-expected.txt
index 87b8264104a8d7eb82f2ccbd309aac31db9a17cd..ff9d761adef0600125f93455fdb783b008db2775 100644
--- a/LayoutTests/crypto/generateKey-expected.txt
+++ b/LayoutTests/crypto/generateKey-expected.txt
@@ -5,7 +5,7 @@ On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE
 
 PASS crypto.subtle.generateKey(aesCbc, extractable, -1) threw exception TypeError: The 3rd argument is neither an array, nor does it have indexed properties..
 PASS crypto.subtle.generateKey(aesCbc, extractable, null) threw exception TypeError: The 3rd argument is neither an array, nor does it have indexed properties..
-PASS crypto.subtle.generateKey(aesCbc, extractable, ['boo']) threw exception TypeError: Invalid keyUsages argument.
+PASS crypto.subtle.generateKey(aesCbc, extractable, ['boo']) threw exception TypeError: Failed to execute 'generateKey' on 'SubtleCrypto': Invalid keyUsages argument.
 PASS crypto.subtle.generateKey({ name: 'aes-cbc' }, extractable, keyUsages) threw exception TypeError: Failed to execute 'generateKey' on 'SubtleCrypto': Algorithm: AES-CBC: AesKeyGenParams: length: Missing required property.
 PASS crypto.subtle.generateKey({ name: 'aes-cbc', length: 70000 }, extractable, keyUsages) threw exception TypeError: Failed to execute 'generateKey' on 'SubtleCrypto': Algorithm: AES-CBC: AesKeyGenParams: length: Outside of numeric range.
 PASS crypto.subtle.generateKey({ name: 'aes-cbc', length: -3 }, extractable, keyUsages) threw exception TypeError: Failed to execute 'generateKey' on 'SubtleCrypto': Algorithm: AES-CBC: AesKeyGenParams: length: Outside of numeric range.