Convert prerender.mojom to new Mojo types

This CL converts PrerenderDispatcherAssociatedPtr,
PrerenderCancelerRequest, and PrerenderCancelerPtr
to new mojo types using Remote, AssociatedRemote,
PendingReceiver, and Receiver.

Bug: 955171
Change-Id: I75a60af8e0477726ce4f19aa0017eb97aea65cd2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1828781Reviewed-by: Tarun Bansal <tbansal@chromium.org>
Reviewed-by: Oksana Zhuravlova <oksamyt@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Julie Kim <jkim@igalia.com>
Cr-Commit-Position: refs/heads/master@{#701398}

chrome/browser/prerender/prerender_contents.cc

@@ -42,6 +42,7 @@
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "content/public/common/frame_navigate_params.h"
+#include "mojo/public/cpp/bindings/associated_remote.h"
 #include "net/http/http_response_headers.h"
 #include "services/resource_coordinator/public/cpp/memory_instrumentation/memory_instrumentation.h"
 #include "services/service_manager/public/cpp/binder_registry.h"
@@ -179,7 +180,6 @@ PrerenderContents::PrerenderContents(
     Origin origin)
     : prerender_mode_(DEPRECATED_FULL_PRERENDER),
       prerendering_has_started_(false),
-      prerender_canceler_binding_(this),
       prerender_manager_(prerender_manager),
       prerender_url_(url),
       referrer_(referrer),
@@ -214,7 +214,7 @@ PrerenderContents::PrerenderContents(
 
   DCHECK(prerender_manager);
   registry_.AddInterface(base::Bind(
-      &PrerenderContents::OnPrerenderCancelerRequest, base::Unretained(this)));
+      &PrerenderContents::OnPrerenderCancelerReceiver, base::Unretained(this)));
 }
 
 bool PrerenderContents::Init() {
@@ -361,7 +361,8 @@ PrerenderContents::~PrerenderContents() {
       IPC::ChannelProxy* channel = host->GetChannel();
       // |channel| might be NULL in tests.
       if (host->IsInitializedAndNotDead() && channel) {
-        chrome::mojom::PrerenderDispatcherAssociatedPtr prerender_dispatcher;
+        mojo::AssociatedRemote<chrome::mojom::PrerenderDispatcher>
+            prerender_dispatcher;
         channel->GetRemoteAssociatedInterface(&prerender_dispatcher);
         prerender_dispatcher->PrerenderRemoveAliases(alias_urls_);
       }
@@ -484,7 +485,8 @@ bool PrerenderContents::AddAliasURL(const GURL& url) {
       IPC::ChannelProxy* channel = host->GetChannel();
       // |channel| might be NULL in tests.
       if (host->IsInitializedAndNotDead() && channel) {
-        chrome::mojom::PrerenderDispatcherAssociatedPtr prerender_dispatcher;
+        mojo::AssociatedRemote<chrome::mojom::PrerenderDispatcher>
+            prerender_dispatcher;
         channel->GetRemoteAssociatedInterface(&prerender_dispatcher);
         prerender_dispatcher->PrerenderAddAlias(url);
       }
@@ -763,10 +765,10 @@ void PrerenderContents::CancelPrerenderForSyncDeferredRedirect() {
   Destroy(FINAL_STATUS_BAD_DEFERRED_REDIRECT);
 }
 
-void PrerenderContents::OnPrerenderCancelerRequest(
-    chrome::mojom::PrerenderCancelerRequest request) {
-  if (!prerender_canceler_binding_.is_bound())
-    prerender_canceler_binding_.Bind(std::move(request));
+void PrerenderContents::OnPrerenderCancelerReceiver(
+    mojo::PendingReceiver<chrome::mojom::PrerenderCanceler> receiver) {
+  if (!prerender_canceler_receiver_.is_bound())
+    prerender_canceler_receiver_.Bind(std::move(receiver));
 }
 
 void PrerenderContents::AddNetworkBytes(int64_t bytes) {

chrome/browser/prerender/prerender_contents.h

@@ -26,7 +26,8 @@
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/referrer.h"
-#include "mojo/public/cpp/bindings/binding.h"
+#include "mojo/public/cpp/bindings/pending_receiver.h"
+#include "mojo/public/cpp/bindings/receiver.h"
 #include "services/service_manager/public/cpp/binder_registry.h"
 #include "ui/gfx/geometry/rect.h"
 #include "url/origin.h"
@@ -298,10 +299,11 @@ class PrerenderContents : public content::NotificationObserver,
   void CancelPrerenderForUnsupportedScheme(const GURL& url) override;
   void CancelPrerenderForSyncDeferredRedirect() override;
 
-  void OnPrerenderCancelerRequest(
-      chrome::mojom::PrerenderCancelerRequest request);
+  void OnPrerenderCancelerReceiver(
+      mojo::PendingReceiver<chrome::mojom::PrerenderCanceler> receiver);
 
-  mojo::Binding<chrome::mojom::PrerenderCanceler> prerender_canceler_binding_;
+  mojo::Receiver<chrome::mojom::PrerenderCanceler> prerender_canceler_receiver_{
+      this};
 
   base::ObserverList<Observer>::Unchecked observer_list_;
 

chrome/browser/prerender/prerender_link_manager.cc

@@ -24,6 +24,7 @@
 #include "content/public/browser/session_storage_namespace.h"
 #include "content/public/common/referrer.h"
 #include "extensions/buildflags/buildflags.h"
+#include "mojo/public/cpp/bindings/associated_remote.h"
 #include "third_party/blink/public/common/associated_interfaces/associated_interface_provider.h"
 #include "third_party/blink/public/common/prerender/prerender_rel_type.h"
 #include "ui/gfx/geometry/size.h"
@@ -58,9 +59,10 @@ void RecordLinkManagerStarting(const uint32_t rel_types) {
                             kRelTypeHistogramEnumMax);
 }
 
-chrome::mojom::PrerenderDispatcherAssociatedPtr GetPrerenderDispatcher(
-    int child_id) {
-  chrome::mojom::PrerenderDispatcherAssociatedPtr prerender_dispatcher;
+mojo::AssociatedRemote<chrome::mojom::PrerenderDispatcher>
+GetPrerenderDispatcher(int child_id) {
+  mojo::AssociatedRemote<chrome::mojom::PrerenderDispatcher>
+      prerender_dispatcher;
   content::RenderProcessHost* render_process_host =
       content::RenderProcessHost::FromID(child_id);
   if (render_process_host) {
@@ -384,7 +386,8 @@ void PrerenderLinkManager::StartPrerenders() {
       IPC::ChannelProxy* channel = render_process_host->GetChannel();
       // |channel| might be NULL in tests.
       if (channel) {
-        chrome::mojom::PrerenderDispatcherAssociatedPtr prerender_dispatcher;
+        mojo::AssociatedRemote<chrome::mojom::PrerenderDispatcher>
+            prerender_dispatcher;
         channel->GetRemoteAssociatedInterface(&prerender_dispatcher);
         prerender_dispatcher->PrerenderStop(it->prerender_id);
       }
@@ -476,7 +479,8 @@ void PrerenderLinkManager::OnPrerenderStart(
   if (!prerender)
     return;
 
-  chrome::mojom::PrerenderDispatcherAssociatedPtr prerender_dispatcher =
+  mojo::AssociatedRemote<chrome::mojom::PrerenderDispatcher>
+      prerender_dispatcher =
           GetPrerenderDispatcher(prerender->launcher_child_id);
   if (prerender_dispatcher)
     prerender_dispatcher->PrerenderStart(prerender->prerender_id);
@@ -488,7 +492,8 @@ void PrerenderLinkManager::OnPrerenderStopLoading(
   if (!prerender)
     return;
 
-  chrome::mojom::PrerenderDispatcherAssociatedPtr prerender_dispatcher =
+  mojo::AssociatedRemote<chrome::mojom::PrerenderDispatcher>
+      prerender_dispatcher =
           GetPrerenderDispatcher(prerender->launcher_child_id);
   if (prerender_dispatcher)
     prerender_dispatcher->PrerenderStopLoading(prerender->prerender_id);
@@ -500,7 +505,8 @@ void PrerenderLinkManager::OnPrerenderDomContentLoaded(
   if (!prerender)
     return;
 
-  chrome::mojom::PrerenderDispatcherAssociatedPtr prerender_dispatcher =
+  mojo::AssociatedRemote<chrome::mojom::PrerenderDispatcher>
+      prerender_dispatcher =
           GetPrerenderDispatcher(prerender->launcher_child_id);
   if (prerender_dispatcher)
     prerender_dispatcher->PrerenderDomContentLoaded(prerender->prerender_id);
@@ -512,7 +518,8 @@ void PrerenderLinkManager::OnPrerenderStop(
   if (!prerender)
     return;
 
-  chrome::mojom::PrerenderDispatcherAssociatedPtr prerender_dispatcher =
+  mojo::AssociatedRemote<chrome::mojom::PrerenderDispatcher>
+      prerender_dispatcher =
           GetPrerenderDispatcher(prerender->launcher_child_id);
   if (prerender_dispatcher)
     prerender_dispatcher->PrerenderStop(prerender->prerender_id);

chrome/renderer/printing/chrome_print_render_frame_helper_delegate.cc

@@ -14,6 +14,7 @@
 #include "chrome/renderer/prerender/prerender_helper.h"
 #include "content/public/renderer/render_frame.h"
 #include "extensions/buildflags/buildflags.h"
+#include "mojo/public/cpp/bindings/remote.h"
 #include "services/service_manager/public/cpp/interface_provider.h"
 #include "third_party/blink/public/web/web_document.h"
 #include "third_party/blink/public/web/web_element.h"
@@ -36,8 +37,9 @@ bool ChromePrintRenderFrameHelperDelegate::CancelPrerender(
   if (!prerender::PrerenderHelper::IsPrerendering(render_frame))
     return false;
 
-  chrome::mojom::PrerenderCancelerPtr canceler;
-  render_frame->GetRemoteInterfaces()->GetInterface(&canceler);
+  mojo::Remote<chrome::mojom::PrerenderCanceler> canceler;
+  render_frame->GetRemoteInterfaces()->GetInterface(
+      canceler.BindNewPipeAndPassReceiver());
   canceler->CancelPrerenderForPrinting();
   return true;
 }

chrome/renderer/url_loader_throttle_provider_impl.cc

@@ -54,8 +54,9 @@ chrome::mojom::PrerenderCanceler* GetPrerenderCanceller(int render_frame_id) {
   if (!helper)
     return nullptr;
 
-  auto* canceler = new chrome::mojom::PrerenderCancelerPtr;
-  render_frame->GetRemoteInterfaces()->GetInterface(canceler);
+  auto* canceler = new mojo::Remote<chrome::mojom::PrerenderCanceler>;
+  render_frame->GetRemoteInterfaces()->GetInterface(
+      canceler->BindNewPipeAndPassReceiver());
   base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE, canceler);
   return canceler->get();
 }