Add ContextMenu support upstream for Android

chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ChromeContextMenuItemDelegate.java

Index: chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ChromeContextMenuItemDelegate.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ChromeContextMenuItemDelegate.java b/chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ChromeContextMenuItemDelegate.java
new file mode 100644
index 0000000000000000000000000000000000000000..89cd8f2a897209b4bce1f48003f1fb8d4b3866c7
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/contextmenu/ChromeContextMenuItemDelegate.java
@@ -0,0 +1,79 @@
+// 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.chrome.browser.contextmenu;
+
+import org.chromium.chrome.browser.TabBase;
+
+/**
+ * A delegate responsible for taking actions based on context menu selections.
+ */
+public interface ChromeContextMenuItemDelegate {
+    /**
+     * @return Whether or not this context menu is being shown for an incognito {@link ContentView}.
+     */
+    boolean isIncognito();
+
+    /**
+     * @return Whether or not the current application can show incognito tabs.
+     */
+    boolean isIncognitoSupported();
+
+    /**
+     * @return Whether or not the context menu should give the user the chance to show the original
+     *         image.
+     */
+    boolean canLoadOriginalImage();
+
+    /**
+     * Called when the context menu is trying to start a download.
+     * @param isLink Whether or not the download is a link (as opposed to an image/video).
+     * @return       Whether or not a download should actually be started.
+     */
+    boolean startDownload(boolean isLink);
+
+    /**
+     * Called when the {@code url} should be opened in a new tab with the same incognito state as
+     * the current {@link TabBase}.
+     * @param url The URL to open.
+     */
+    void onOpenInNewTab(String url);
+
+    /**
+     * Called when the {@code url} should be opened in a new incognito tab.
+     * @param url The URL to open.
+     */
+    void onOpenInNewIncognitoTab(String url);
+
+    /**
+     * Called when the {@code url} is of an image and should be opened in the same tab.
+     * @param url The image URL to open.
+     */
+    void onOpenImageUrl(String url);
+
+    /**
+     * Called when the {@code url} is of an image and should be opened in a new tab.
+     * @param url The image URL to open.
+     */
+    void onOpenImageInNewTab(String url);
+
+    /**
+     * Called when the {@code text} should be saved to the clipboard.
+     * @param text  The text to save to the clipboard.
+     * @param isUrl Whether or not the text is a URL.
+     */
+    void onSaveToClipboard(String text, boolean isUrl);
+
+    /**
+     * Called when the {@code url} is of an image and a link to the image should be saved to the
+     * clipboard.
+     * @param url The image URL.
+     */
+    void onSaveImageToClipboard(String url);
+
+    /**
+     * Called when a search by image should be performed in a new tab.
+     */
+    void onSearchByImageInNewTab();
+}