[Android] JNI binding for MediaDrmCredentialManager

content/public/android/java/src/org/chromium/content/browser/MediaDrmCredentialManager.java

Index: content/public/android/java/src/org/chromium/content/browser/MediaDrmCredentialManager.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/MediaDrmCredentialManager.java b/content/public/android/java/src/org/chromium/content/browser/MediaDrmCredentialManager.java
new file mode 100644
index 0000000000000000000000000000000000000000..80cf6fdb57ec0c42cd13d77fb851d21c3d466f08
--- /dev/null
+++ b/content/public/android/java/src/org/chromium/content/browser/MediaDrmCredentialManager.java
@@ -0,0 +1,62 @@
+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.content.browser;
+
+import org.chromium.base.CalledByNative;
+import org.chromium.base.JNINamespace;
+
+/**
+ * A wrapper of the android MediaDrmCredentailManager
+ */
+@JNINamespace("content")
+public class MediaDrmCredentialManager {
+    int mNativeMediaDrmCredentialManager;
+
+    /**
+     * Callback interface for getting notified from credential reset.
+     */
+    public interface MediaDrmCredentialManagerCallback {
+        /**
+         * This method will be called when credential reset attempt is done.
+         * @param succeeded Whether or not if it succeeded.
+         */
+        @CalledByNative("MediaDrmCredentialManagerCallback")
+        public void onCredentialResetFinished(boolean succeeded);
+    }
+
+    /**
+     * Allocates and initializes the C++ side of this class.
+     */
+    public MediaDrmCredentialManager() {
+        mNativeMediaDrmCredentialManager = nativeInit();
+    }
+
+    /**
+     * Clean up the C++ side of this class. After the call, this class instance shouldn't be used.
+     */
+    public void destroy() {
+        nativeDestroy(mNativeMediaDrmCredentialManager);
+        mNativeMediaDrmCredentialManager = 0;
+    }
+
+    @Override
+    protected void finalize() {
+        assert mNativeMediaDrmCredentialManager == 0;
+    }
+
+    /**
+     * Attempts to reset the DRM credentials.
+     * @param callback It notifies whether or not it succeeded.
+     */
+    public void ResetCredentials(MediaDrmCredentialManagerCallback callback) {
+        assert mNativeMediaDrmCredentialManager != 0;
+        nativeResetCredentials(mNativeMediaDrmCredentialManager, callback);
+    }
+
+    private static native int nativeInit();
+    private static native void nativeDestroy(int nativeMediaDrmCredentialManager);
+    private static native void nativeResetCredentials(int nativeMediaDrmCredentialManager,
+            MediaDrmCredentialManagerCallback callback);
+}