Handle ADDBOOKMARK intent with enhanced bookmarks UI.

chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkAddActivity.java

Index: chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkAddActivity.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkAddActivity.java b/chrome/android/java/src/org/chromium/chrome/browser/enhancedbookmarks/EnhancedBookmarkAddActivity.java
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+// Copyright 2016 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.chrome.browser.enhancedbookmarks;
+
+import org.chromium.base.metrics.RecordUserAction;
+import org.chromium.chrome.browser.init.AsyncInitializationActivity;
+import org.chromium.chrome.browser.partnerbookmarks.PartnerBookmarksShim;
+import org.chromium.components.bookmarks.BookmarkId;
+
+/**
+ * This invisible activity adds a bookmark with the supplied title and url, then launches an
+ * activity to show the new bookmark.
+ *
+ * This activity is used only on pre-M devices with Chrome pre-installed. When a third-party app
+ * calls the now-obsolete method Browser.saveBookmark(), the call is forwarded through
+ * AddBookmarkProxyActivity and launches this activity. See http://crbug.com/581961 for details.
+ *
+ * TODO(newt): remove this once Android L is no longer supported.
+ */
+public class EnhancedBookmarkAddActivity extends AsyncInitializationActivity {
+
+    private static final String EXTRA_TITLE = "title";
+    private static final String EXTRA_URL = "url";
+
+    private EnhancedBookmarksModel mModel;
+
+    @Override
+    protected void setContentView() {}
+
+    @Override
+    public void finishNativeInitialization() {
+        RecordUserAction.record("MobileAddBookmarkViaIntent");
+
+        final String title = getIntent().getStringExtra(EXTRA_TITLE);
+        final String url = getIntent().getStringExtra(EXTRA_URL);
+
+        // Partner bookmarks need to be loaded explicitly.
+        PartnerBookmarksShim.kickOffReading(this);
+
+        // Store mModel as a member variable so it can't be garbage collected. Otherwise the
+        // Runnable might never be run.
+        mModel = new EnhancedBookmarksModel();
+        mModel.runAfterBookmarkModelLoaded(new Runnable() {
+            @Override
+            public void run() {
+                BookmarkId bookmarkId = EnhancedBookmarkUtils.addBookmarkSilently(
+                        EnhancedBookmarkAddActivity.this, mModel, title, url);
+                if (bookmarkId != null) {
+                    EnhancedBookmarkUtils.startEditActivity(EnhancedBookmarkAddActivity.this,
+                            bookmarkId, null);
+                }
+                finish();
+            }
+        });
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        if (mModel != null) {
+            mModel.destroy();
+            mModel = null;
+        }
+    }
+}