fix(Ads): Allow play interstitials using single video element when us…

…e native HLS (#7550)

lib/ads/interstitial_ad_manager.js

@@ -201,6 +201,7 @@ shaka.ads.InterstitialAdManager = class {
    */
   configure(config) {
     this.config_ = config;
+    this.determineIfUsingBaseVideo_();
   }
 
   /**
@@ -282,13 +283,6 @@ shaka.ads.InterstitialAdManager = class {
    * @param {shaka.extern.HLSInterstitial} hlsInterstitial
    */
   async addMetadata(hlsInterstitial) {
-    if (this.basePlayer_.getLoadMode() == shaka.Player.LoadMode.SRC_EQUALS &&
-        this.usingBaseVideo_) {
-      shaka.log.alwaysWarn(
-          'Unsupported HLS interstitial when using single media element',
-          hlsInterstitial);
-      return;
-    }
     this.updatePlayerConfig_();
     const adInterstitials = await this.getInterstitialsInfo_(hlsInterstitial);
     if (adInterstitials.length) {
@@ -387,13 +381,6 @@ shaka.ads.InterstitialAdManager = class {
    * @param {!Array.<shaka.extern.AdInterstitial>} interstitials
    */
   addInterstitials(interstitials) {
-    if (this.basePlayer_.getLoadMode() == shaka.Player.LoadMode.SRC_EQUALS &&
-        this.usingBaseVideo_) {
-      shaka.log.alwaysWarn(
-          'Unsupported interstitial when using single media element',
-          interstitials);
-      return;
-    }
     let cuepointsChanged = false;
     for (const interstitial of interstitials) {
       const interstitialId = interstitial.id || JSON.stringify(interstitial);