Migrate machine_learning_internals_page_handler.mojom to the new Mojo types

Convert the implementation and all users of the
chromeos::machine_learning::mojom::PageHandler interface.

Bug: 955171
Change-Id: Idb8a87b86bad44882dd2828679ffc9376221d547
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1806855
Commit-Queue: Henrique Ferreiro <hferreiro@igalia.com>
Reviewed-by: Ken Rockot <rockot@google.com>
Reviewed-by: Andrew Moylan <amoylan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#697989}

chrome/browser/ui/webui/chromeos/machine_learning/machine_learning_internals_page_handler.cc

@@ -14,8 +14,8 @@ namespace chromeos {
 namespace machine_learning {
 
 MachineLearningInternalsPageHandler::MachineLearningInternalsPageHandler(
-    mojom::PageHandlerRequest request)
-    : binding_(this, std::move(request)) {}
+    mojo::PendingReceiver<mojom::PageHandler> receiver)
+    : receiver_(this, std::move(receiver)) {}
 
 MachineLearningInternalsPageHandler::~MachineLearningInternalsPageHandler() =
     default;

chrome/browser/ui/webui/chromeos/machine_learning/machine_learning_internals_page_handler.h

@@ -9,7 +9,8 @@
 #include "chrome/browser/ui/webui/chromeos/machine_learning/machine_learning_internals_page_handler.mojom.h"
 #include "chromeos/services/machine_learning/public/mojom/machine_learning_service.mojom.h"
 #include "chromeos/services/machine_learning/public/mojom/model.mojom.h"
-#include "mojo/public/cpp/bindings/binding.h"
+#include "mojo/public/cpp/bindings/pending_receiver.h"
+#include "mojo/public/cpp/bindings/receiver.h"
 
 namespace chromeos {
 namespace machine_learning {
@@ -19,7 +20,7 @@ namespace machine_learning {
 class MachineLearningInternalsPageHandler : public mojom::PageHandler {
  public:
   explicit MachineLearningInternalsPageHandler(
-      mojom::PageHandlerRequest request);
+      mojo::PendingReceiver<mojom::PageHandler> receiver);
   ~MachineLearningInternalsPageHandler() override;
 
  private:
@@ -28,7 +29,7 @@ class MachineLearningInternalsPageHandler : public mojom::PageHandler {
                  mojom::ModelRequest request,
                  LoadModelCallback callback) override;
 
-  mojo::Binding<mojom::PageHandler> binding_;
+  mojo::Receiver<mojom::PageHandler> receiver_;
 
   DISALLOW_COPY_AND_ASSIGN(MachineLearningInternalsPageHandler);
 };

chrome/browser/ui/webui/chromeos/machine_learning/machine_learning_internals_ui.cc

@@ -4,6 +4,7 @@
 
 #include "chrome/browser/ui/webui/chromeos/machine_learning/machine_learning_internals_ui.h"
 
+#include <memory>
 #include <utility>
 
 #include "chrome/browser/profiles/profile.h"
@@ -56,9 +57,9 @@ MachineLearningInternalsUI::MachineLearningInternalsUI(
 MachineLearningInternalsUI::~MachineLearningInternalsUI() = default;
 
 void MachineLearningInternalsUI::BindMachineLearningInternalsPageHandler(
-    mojom::PageHandlerRequest request) {
-  page_handler_.reset(
-      new MachineLearningInternalsPageHandler(std::move(request)));
+    mojo::PendingReceiver<mojom::PageHandler> receiver) {
+  page_handler_ = std::make_unique<MachineLearningInternalsPageHandler>(
+      std::move(receiver));
 }
 
 }  // namespace machine_learning

chrome/browser/ui/webui/chromeos/machine_learning/machine_learning_internals_ui.h

@@ -9,6 +9,7 @@
 
 #include "base/macros.h"
 #include "chrome/browser/ui/webui/chromeos/machine_learning/machine_learning_internals_page_handler.mojom.h"
+#include "mojo/public/cpp/bindings/pending_receiver.h"
 #include "ui/webui/mojo_web_ui_controller.h"
 
 namespace chromeos {
@@ -24,7 +25,7 @@ class MachineLearningInternalsUI : public ui::MojoWebUIController {
 
  private:
   void BindMachineLearningInternalsPageHandler(
-      mojom::PageHandlerRequest request);
+      mojo::PendingReceiver<mojom::PageHandler> receiver);
 
   std::unique_ptr<MachineLearningInternalsPageHandler> page_handler_;