Add the Mojo implementation of authenticator.mojom's MakeCredential.

third_party/WebKit/Source/modules/webauth/WebAuthentication.h

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WebAuthentication_h
 #define WebAuthentication_h
 
 #include "bindings/core/v8/ArrayBufferOrArrayBufferView.h"
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptWrappable.h"
@@ skipping 11 matching lines @@
 class ScriptPromiseResolver;
 
 typedef ArrayBufferOrArrayBufferView BufferSource;
 
 class WebAuthentication final
     : public GarbageCollectedFinalized<WebAuthentication>,
       public ScriptWrappable,
       public ContextLifecycleObserver {
   DEFINE_WRAPPERTYPEINFO();
   USING_GARBAGE_COLLECTED_MIXIN(WebAuthentication);
+  USING_PRE_FINALIZER(WebAuthentication, Dispose);

[haraken, 2017/04/13 01:59:40]

What is it for? The Dispose method is empty.

 
  public:
   static WebAuthentication* Create(LocalFrame& frame) {
     return new WebAuthentication(frame);
   }
 
   virtual ~WebAuthentication();
 
   void Dispose();
 
   // WebAuthentication.idl
   ScriptPromise makeCredential(ScriptState*,
                                const RelyingPartyAccount&,
                                const HeapVector<ScopedCredentialParameters>,
                                const BufferSource&,
                                ScopedCredentialOptions&);
   ScriptPromise getAssertion(ScriptState*,
                              const BufferSource&,
                              const AuthenticationAssertionOptions&);
 
-  // ContextLifecycleObserver overrides.
-  void ContextDestroyed(ExecutionContext*) override;
-
   webauth::mojom::blink::Authenticator* authenticator() const {
     return m_authenticator.get();
   }
 
-  void onMakeCredential(ScriptPromiseResolver*,
-                        Vector<webauth::mojom::blink::ScopedCredentialInfoPtr>);
-  bool markRequestComplete(ScriptPromiseResolver*);
-
-  void onAuthenticatorConnectionError();
+  // ContextLifecycleObserver overrides.
+  void ContextDestroyed(ExecutionContext*) override;
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
   explicit WebAuthentication(LocalFrame&);
 
+  void onMakeCredential(ScriptPromiseResolver*,
+                        webauth::mojom::blink::AuthenticatorStatus,
+                        webauth::mojom::blink::ScopedCredentialInfoPtr);
+  ScriptPromise rejectIfNotSupported(ScriptState*);
+  void onAuthenticatorConnectionError();
+  bool markRequestComplete(ScriptPromiseResolver*);
+  void cleanup();
+
   webauth::mojom::blink::AuthenticatorPtr m_authenticator;
   HeapHashSet<Member<ScriptPromiseResolver>> m_authenticatorRequests;
 };
 
 }  // namespace blink
 
 #endif  // WebAuthentication_h