-Fixed media source manager sync identical item multiple times, causing OOM.

-Removed deprecated translated leak canary string from other languages.

app/src/main/java/org/schabi/newpipe/player/playback/MediaSourceManager.java

@@ -105,6 +105,7 @@ public class MediaSourceManager {
 
         playQueueReactor = null;
         syncReactor = null;
+        syncedItem = null;
         sources = null;
     }
 
@@ -124,6 +125,8 @@ public class MediaSourceManager {
      * */
     public void reset() {
         tryBlock();
+
+        syncedItem = null;
         populateSources();
     }
     /*//////////////////////////////////////////////////////////////////////////
@@ -243,20 +246,20 @@ public class MediaSourceManager {
             syncInternal(currentItem, null);
         };
 
-        final Disposable sync = currentItem.getStream()
-                .observeOn(AndroidSchedulers.mainThread())
-                .subscribe(onSuccess, onError);
-        syncReactor.add(sync);
+        if (syncedItem != currentItem) {
+            syncedItem = currentItem;
+            final Disposable sync = currentItem.getStream()
+                    .observeOn(AndroidSchedulers.mainThread())
+                    .subscribe(onSuccess, onError);
+            syncReactor.add(sync);
+        }
     }
 
     private void syncInternal(@android.support.annotation.NonNull final PlayQueueItem item,
                               @Nullable final StreamInfo info) {
         if (playQueue == null || playbackListener == null) return;
-
-        // Sync each new item once only and ensure the current item is up to date
-        // with the play queue
-        if (playQueue.getItem() != syncedItem && playQueue.getItem() == item) {
-            syncedItem = item;
+        // Ensure the current item is up to date with the play queue
+        if (playQueue.getItem() == item && playQueue.getItem() == syncedItem) {
             playbackListener.sync(syncedItem,info);
         }
     }

app/src/main/res/values-de/strings.xml

@@ -373,5 +373,4 @@
     <string name="caption_none">Keine Untertitel</string>
 
     <string name="caption_font_size_settings_title">Schriftgröße der Untertitel</string>
-    <string name="toggle_leak_canary">"Speicherlecks nachverfolgen "</string>
     </resources>

app/src/main/res/values-it/strings.xml

@@ -395,7 +395,6 @@
     <string name="normal_caption_font_size">Carattere normale</string>
     <string name="larger_caption_font_size">Carattere più grande</string>
 
-    <string name="toggle_leak_canary">Controllo delle perdite</string>
     <string name="enable_leak_canary_notice">Controllo delle perdite di memoria abilitato, l\'applicazione può non rispondere mentre effettua il dumping dell\'heap</string>
     <string name="disable_leak_canary_notice">Controllo delle perdite di memoria disabilitato</string>
 <string name="drawer_header_action_paceholder_text">A breve qualcosa si troverà qui ;D</string>

app/src/main/res/values-nb-rNO/strings.xml

@@ -383,7 +383,6 @@
     <string name="normal_caption_font_size">Normal skrift</string>
     <string name="larger_caption_font_size">Større skrift</string>
 
-    <string name="toggle_leak_canary">Hold oppsyn med lekkasjer</string>
     <string name="enable_leak_canary_notice">Oppsyn med minnelekasjer påslått, programmet kan slutte å svare under haug-dumping</string>
     <string name="disable_leak_canary_notice">Oppsyn med minnelekasjer slått av</string>
 </resources>

app/src/main/res/values-nl/strings.xml

@@ -391,7 +391,6 @@ te openen in pop-upmodus</string>
     <string name="normal_caption_font_size">Normaal lettertype</string>
     <string name="larger_caption_font_size">Groter lettertype</string>
 
-    <string name="toggle_leak_canary">Controleren op lekken</string>
     <string name="enable_leak_canary_notice">Controleren op geheugenlekken ingeschakeld, tijdens heapdumping kan de app tijdelijk niet reageren</string>
     <string name="disable_leak_canary_notice">Controleren op geheugenlekken uitgeschakeld</string>
 <string name="drawer_header_action_paceholder_text">Hier zal binnenkort iets verschijnen ;D</string>

app/src/main/res/values-pt-rBR/strings.xml

@@ -369,7 +369,6 @@ abrir em modo popup</string>
     <string name="normal_caption_font_size">Fonte normal</string>
     <string name="larger_caption_font_size">Maior fonte</string>
 
-    <string name="toggle_leak_canary">Monitorar vazamentos de memória</string>
     <string name="enable_leak_canary_notice">Monitoramento de vazamentos de memória habilitado, o aplicativo pode ficar sem responder quando estiver descarregando pilha de memória</string>
     <string name="disable_leak_canary_notice">Monitoramento de vazamentos de memória desabilitado</string>
 </resources>

app/src/main/res/values-tr/strings.xml

@@ -385,7 +385,6 @@
     <string name="normal_caption_font_size">Olağan Yazı Tipi</string>
     <string name="larger_caption_font_size">Büyük Yazı Tipi</string>
 
-    <string name="toggle_leak_canary">Sızıntıları Gözlemle</string>
     <string name="enable_leak_canary_notice">Bellek sızıntısı gözlemleme etkinleştirildi, uygulama yığın atımı sırasında yanıtsız kalabilir</string>
     <string name="disable_leak_canary_notice">Bellek sızıntısı gözlemleme devre dışı</string>
 </resources>