Support dragging texts out of webview/Chrome.

content/browser/android/content_view_core_impl.h

 // Copyright 2012 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.
 
 #ifndef CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 #define CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 16 matching lines @@
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/rect_f.h"
 #include "ui/gfx/selection_bound.h"
 #include "url/gurl.h"
 
 namespace cc {
 struct ViewportSelectionBound;
 }
 
 namespace ui {
+class ImageSkia;
 class WindowAndroid;
 }
 
 namespace content {
 
 class GinJavaBridgeDispatcherHost;
 class RenderFrameHost;
 class RenderWidgetHostViewAndroid;
 struct MenuItem;
 
@@ skipping 246 matching lines @@
                    const base::android::JavaParamRef<jstring>& j_content);
 
   jint GetCurrentRenderProcessId(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& obj);
 
   // --------------------------------------------------------------------------
   // Public methods that call to Java via JNI
   // --------------------------------------------------------------------------
 
+  void StartDragging(const base::string16& dragged_text,
+                     const gfx::ImageSkia& image);
+
   void OnSmartClipDataExtracted(const base::string16& text,
                                 const base::string16& html,
                                 const gfx::Rect& clip_rect);
 
   // Creates a popup menu with |items|.
   // |multiple| defines if it should support multi-select.
   // If not |multiple|, |selected_item| sets the initially selected item.
   // Otherwise, item's "checked" flag selects it.
   void ShowSelectPopupMenu(RenderFrameHost* frame,
                            const gfx::Rect& bounds,
@@ skipping 167 matching lines @@
   scoped_refptr<GinJavaBridgeDispatcherHost> java_bridge_dispatcher_host_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentViewCoreImpl);
 };
 
 bool RegisterContentViewCore(JNIEnv* env);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_