Reland: Switch components/password_manager code from IPC messages to Mojo.

components/password_manager/content/public/cpp/type_converters.cc

+// Copyright 2016 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.
+
+#include "components/password_manager/content/public/cpp/type_converters.h"
+
+#include "base/logging.h"
+#include "components/password_manager/core/common/credential_manager_types.h"
+#include "mojo/common/common_type_converters.h"
+#include "mojo/common/url_type_converters.h"
+#include "third_party/WebKit/public/platform/WebCredential.h"
+#include "third_party/WebKit/public/platform/WebFederatedCredential.h"
+#include "third_party/WebKit/public/platform/WebPasswordCredential.h"
+
+using namespace password_manager;
+
+namespace mojo {
+
+namespace {
+
+mojom::CredentialType CMCredentialTypeToMojo(CredentialType type) {
+  switch (type) {
+    case CredentialType::CREDENTIAL_TYPE_EMPTY:
+      return mojom::CredentialType::EMPTY;
+    case CredentialType::CREDENTIAL_TYPE_PASSWORD:
+      return mojom::CredentialType::PASSWORD;
+    case CredentialType::CREDENTIAL_TYPE_FEDERATED:
+      return mojom::CredentialType::FEDERATED;
+  }
+
+  NOTREACHED();
+  return mojom::CredentialType::EMPTY;
+}
+
+CredentialType MojoCredentialTypeToCM(mojom::CredentialType type) {
+  switch (type) {
+    case mojom::CredentialType::EMPTY:
+      return CredentialType::CREDENTIAL_TYPE_EMPTY;
+    case mojom::CredentialType::PASSWORD:
+      return CredentialType::CREDENTIAL_TYPE_PASSWORD;
+    case mojom::CredentialType::FEDERATED:
+      return CredentialType::CREDENTIAL_TYPE_FEDERATED;
+  }
+
+  NOTREACHED();
+  return CredentialType::CREDENTIAL_TYPE_EMPTY;
+}
+
+}  // namespace
+
+mojom::CredentialInfoPtr
+TypeConverter<mojom::CredentialInfoPtr, CredentialInfo>::Convert(
+    const CredentialInfo& input) {
+  mojom::CredentialInfoPtr output(mojom::CredentialInfo::New());
+  output->type = CMCredentialTypeToMojo(input.type);
+  output->id = mojo::String::From(input.id);
+  output->name = mojo::String::From(input.name);
+  output->icon = mojo::String::From(input.icon);
+  output->password = mojo::String::From(input.password);
+  output->federation = input.federation;
+
+  return output;
+}
+
+CredentialInfo TypeConverter<CredentialInfo, mojom::CredentialInfoPtr>::Convert(
+    const mojom::CredentialInfoPtr& input) {
+  CredentialInfo output;
+  output.type = MojoCredentialTypeToCM(input->type);
+  output.id = input->id.To<base::string16>();
+  output.name = input->name.To<base::string16>();
+  output.icon = input->icon.To<GURL>();
+  output.password = input->password.To<base::string16>();
+  output.federation = input->federation;
+
+  return output;
+}
+
+mojom::CredentialInfoPtr
+TypeConverter<mojom::CredentialInfoPtr, blink::WebCredential>::Convert(
+    const blink::WebCredential& input) {
+  mojom::CredentialInfoPtr output(mojom::CredentialInfo::New());
+
+  if (input.isPasswordCredential()) {
+    // blink::WebPasswordCredential
+    output->type = mojom::CredentialType::PASSWORD;
+    output->password = mojo::String::From(base::string16(
+        static_cast<const blink::WebPasswordCredential&>(input).password()));
+  } else {
+    DCHECK(input.isFederatedCredential());
+    // blink::WebFederatedCredential
+    output->type = mojom::CredentialType::FEDERATED;
+    output->federation =
+        static_cast<const blink::WebFederatedCredential&>(input).provider();
+  }
+  output->id = mojo::String::From(base::string16(input.id()));
+  output->name = mojo::String::From(base::string16(input.name()));
+  output->icon = mojo::String::From(GURL(input.iconURL()));
+
+  return output;
+}
+
+scoped_ptr<blink::WebCredential> TypeConverter<
+    scoped_ptr<blink::WebCredential>,
+    mojom::CredentialInfoPtr>::Convert(const mojom::CredentialInfoPtr& input) {
+  scoped_ptr<blink::WebCredential> output;
+
+  switch (input->type) {
+    case mojom::CredentialType::PASSWORD:
+      output.reset(new blink::WebPasswordCredential(
+          input->id.To<base::string16>(), input->password.To<base::string16>(),
+          input->name.To<base::string16>(), input->icon.To<GURL>()));
+      break;
+    case mojom::CredentialType::FEDERATED:
+      output.reset(new blink::WebFederatedCredential(
+          input->id.To<base::string16>(), input->federation,
+          input->name.To<base::string16>(), input->icon.To<GURL>()));
+      break;
+    case mojom::CredentialType::EMPTY:
+      // Intentionally empty, return nullptr.
+      break;
+    default:
+      NOTREACHED();
+  }
+
+  return output;
+}
+
+}  // namespace mojo