Migrate blink::CookieJar to use blink::HeapMojoRemote instead of mojo::Remote.

Bug: 1049056
Change-Id: I7691b24dcc4ea875e8fc67576256c093a9247269
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2072525Reviewed-by: Keishi Hattori <keishi@chromium.org>
Reviewed-by: Kouhei Ueno <kouhei@chromium.org>
Reviewed-by: Kentaro Hara <haraken@chromium.org>
Commit-Queue: Tal Pressman <talp@chromium.org>
Cr-Commit-Position: refs/heads/master@{#745356}

third_party/blink/renderer/core/loader/cookie_jar.cc

@@ -10,11 +10,13 @@
 
 namespace blink {
 
-CookieJar::CookieJar(blink::Document* document) : document_(document) {}
+CookieJar::CookieJar(blink::Document* document)
+    : backend_(document->ToExecutionContext()), document_(document) {}
 
 CookieJar::~CookieJar() = default;
 
 void CookieJar::Trace(Visitor* visitor) {
+  visitor->Trace(backend_);
   visitor->Trace(document_);
 }
 
@@ -56,7 +58,8 @@ void CookieJar::RequestRestrictedCookieManagerIfNeeded() {
   if (!backend_.is_bound() || !backend_.is_connected()) {
     backend_.reset();
     document_->GetBrowserInterfaceBroker().GetInterface(
-        backend_.BindNewPipeAndPassReceiver());
+        backend_.BindNewPipeAndPassReceiver(
+            document_->GetTaskRunner(TaskType::kInternalDefault)));
   }
 }
 

third_party/blink/renderer/core/loader/cookie_jar.h

@@ -7,8 +7,8 @@
 
 #include "services/network/public/mojom/restricted_cookie_manager.mojom-blink.h"
 
-#include "mojo/public/cpp/bindings/remote.h"
 #include "third_party/blink/renderer/platform/heap/handle.h"
+#include "third_party/blink/renderer/platform/mojo/heap_mojo_remote.h"
 #include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
 
 namespace blink {
@@ -27,7 +27,7 @@ class CookieJar : public GarbageCollected<CookieJar> {
  private:
   void RequestRestrictedCookieManagerIfNeeded();
 
-  mojo::Remote<network::mojom::blink::RestrictedCookieManager> backend_;
+  HeapMojoRemote<network::mojom::blink::RestrictedCookieManager> backend_;
   Member<blink::Document> document_;
 };