Move functionality for ContentViewCore to ContextualSearchPanel

chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchContentController.java

Index: chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchContentController.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchContentController.java b/chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchContentController.java
new file mode 100644
index 0000000000000000000000000000000000000000..568e7a32480a5ded117a80599ad0adddf7e7c0f6
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/contextualsearch/ContextualSearchContentController.java
@@ -0,0 +1,41 @@
+// Copyright 2015 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.contextualsearch;
+
+
+/**
+ * An interface loading and managing content in the contextual search panel.
+ */
+public interface ContextualSearchContentController {
+
+    /**
+     * Loads a URL in the search content view.
+     * @param url the URL of the page to load.
+     */
+    void loadUrl(String url);
+
+    // --------------------------------------------------------------------------------------------
+    // These need to be stubbed out for testing.
+    // --------------------------------------------------------------------------------------------
+
+    /**
+     * Handles the WebContentsObserver#didNavigateMainFrame callback.
+     * @param url The URL of the navigation.
+     * @param httpResultCode The HTTP result code of the navigation.
+     */
+    void handleDidNavigateMainFrame(String url, int httpResultCode);
+
+    /**
+     * Creates and sets up a new Search Panel's {@code ContentViewCore}. If there's an existing
+     * {@code ContentViewCore} being used, it will be destroyed first. This should be called as
+     * late as possible to avoid unnecessarily consuming memory.
+     */
+    void createNewContentView();
+
+    /**
+     * Destroys the Search Panel's {@code ContentViewCore}.
+     */
+    void destroyContentView();
+}