Removes ScopedVector from presentation_service_impl.

chrome/browser/media/router/presentation_service_delegate_impl.cc

Index: chrome/browser/media/router/presentation_service_delegate_impl.cc
diff --git a/chrome/browser/media/router/presentation_service_delegate_impl.cc b/chrome/browser/media/router/presentation_service_delegate_impl.cc
index c2603932ed1cb2c39e6f980431b14ade27930caf..8c0a4f3716fa12eecb3f4df14c2658584a23e8dd 100644
--- a/chrome/browser/media/router/presentation_service_delegate_impl.cc
+++ b/chrome/browser/media/router/presentation_service_delegate_impl.cc
@@ -91,15 +91,18 @@ class PresentationSessionMessagesObserver : public RouteMessageObserver {
 
   void OnMessagesReceived(const std::vector<RouteMessage>& messages) final {
     DVLOG(2) << __func__ << ", number of messages : " << messages.size();
-    ScopedVector<content::PresentationSessionMessage> presentation_messages;
+    std::vector<std::unique_ptr<content::PresentationSessionMessage>>
+        presentation_messages;
     for (const RouteMessage& message : messages) {
       if (message.type == RouteMessage::TEXT && message.text) {
-        presentation_messages.push_back(new content::PresentationSessionMessage(
-            content::PresentationMessageType::TEXT));
+        presentation_messages.push_back(
+            base::MakeUnique<content::PresentationSessionMessage>(
+                content::PresentationMessageType::TEXT));
         presentation_messages.back()->message = *message.text;
       } else if (message.type == RouteMessage::BINARY && message.binary) {
-        presentation_messages.push_back(new content::PresentationSessionMessage(
-            content::PresentationMessageType::ARRAY_BUFFER));
+        presentation_messages.push_back(
+            base::MakeUnique<content::PresentationSessionMessage>(
+                content::PresentationMessageType::ARRAY_BUFFER));
         presentation_messages.back()->data.reset(
             new std::vector<uint8_t>(*message.binary));
       }