Replace FINAL and OVERRIDE with their C++11 counterparts in Source/modules

Source/modules/credentialmanager/CredentialManagerClient.h

Index: Source/modules/credentialmanager/CredentialManagerClient.h
diff --git a/Source/modules/credentialmanager/CredentialManagerClient.h b/Source/modules/credentialmanager/CredentialManagerClient.h
index 533463890fcea0abed77a8a776533f8550ac2e23..d699c1324e976ff243c408f16f4a17b4198e8e1e 100644
--- a/Source/modules/credentialmanager/CredentialManagerClient.h
+++ b/Source/modules/credentialmanager/CredentialManagerClient.h
@@ -19,7 +19,7 @@ class WebURL;
 
 // CredentialManagerClient lives as a supplement to Page, and wraps the embedder-provided
 // WebCredentialManagerClient's methods to make them visible to the bindings code.
-class CredentialManagerClient FINAL : public NoBaseWillBeGarbageCollectedFinalized<CredentialManagerClient>, public WillBeHeapSupplement<Page> {
+class CredentialManagerClient final : public NoBaseWillBeGarbageCollectedFinalized<CredentialManagerClient>, public WillBeHeapSupplement<Page> {
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(CredentialManagerClient);
 public:
     explicit CredentialManagerClient(WebCredentialManagerClient*);