Enabling autoplay and fullscreen for downloaded media

chrome/android/java/src/org/chromium/chrome/browser/tab/Tab.java

Index: chrome/android/java/src/org/chromium/chrome/browser/tab/Tab.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/tab/Tab.java b/chrome/android/java/src/org/chromium/chrome/browser/tab/Tab.java
index 3d676f0a74e3a7539570d6625d8dbe892e73d6c6..03ba3d4fcfb626ddd15ce9452977e2bc3d49b02b 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/tab/Tab.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/tab/Tab.java
@@ -3081,6 +3081,15 @@ public class Tab implements ViewGroup.OnHierarchyChangeListener,
         nativeSetWebappManifestScope(mNativeTabAndroid, scope);
     }
 
+    /**
+     * Configures web preferences for viewing downloaded media.
+     * @param enabled Whether embedded media experience should be enabled.
+     */
+    public void enableEmbeddedMediaExperience(boolean enabled) {
+        if (mNativeTabAndroid == 0) return;
+        nativeEnableEmbeddedMediaExperience(mNativeTabAndroid, enabled);
+    }
+
     private native void nativeInit();
     private native void nativeDestroy(long nativeTabAndroid);
     private native void nativeInitWebContents(long nativeTabAndroid, boolean incognito,
@@ -3111,4 +3120,5 @@ public class Tab implements ViewGroup.OnHierarchyChangeListener,
             TabContentManager tabContentManager);
     private native boolean nativeHasPrerenderedUrl(long nativeTabAndroid, String url);
     private native void nativeSetWebappManifestScope(long nativeTabAndroid, String scope);
+    private native void nativeEnableEmbeddedMediaExperience(long nativeTabAndroid, boolean enabled);
 }