[android] Add param struct to navigation interception Java code.

components/navigation_interception/android/java/src/org/chromium/content/components/navigation_interception/NavigationParams.java

+// Copyright (c) 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.components.navigation_interception;
+
+import org.chromium.base.CalledByNative;
+
+public class NavigationParams {
+    // Target url of the navigation.
+    public final String url;
+    // True if the the navigation method is "POST".
+    public final boolean isPost;
+    // True if the navigation was initiated by the user.
+    public final boolean hasUserGesture;
+    // Page transition type (e.g. link / typed).
+    public final int pageTransitionType;
+    // Is the navigation a redirect (in which case url is the "target" address).
+    public final boolean isRedirect;
+
+    public NavigationParams(String url, boolean isPost, boolean hasUserGesture,
+            int pageTransitionType, boolean isRedirect) {
+        this.url = url;
+        this.isPost = isPost;
+        this.hasUserGesture = hasUserGesture;
+        this.pageTransitionType = pageTransitionType;
+        this.isRedirect = isRedirect;
+    }
+
+    @CalledByNative
+    public static NavigationParams create(String url, boolean isPost, boolean hasUserGesture,
+            int pageTransitionType, boolean isRedirect) {
+        return new NavigationParams(url, isPost, hasUserGesture, pageTransitionType,
+                isRedirect);
+    }
+}