Hide location bar on Javascript-initiated scroll.

content/common/view_messages.h

 // Copyright (c) 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.
 
 // IPC messages for page rendering.
 // Multiply-included message file, hence no include guard.
 
 #include "base/process.h"
 #include "base/shared_memory.h"
 #include "base/string16.h"
@@ skipping 1400 matching lines @@
 // Send in response to a ViewMsg_UpdateScreenRects so that the renderer can
 // throttle these messages.
 IPC_MESSAGE_ROUTED0(ViewHostMsg_UpdateScreenRects_ACK)
 
 // Sent by the renderer process to request that the browser move the view.
 // This corresponds to the window.resizeTo() and window.moveTo() APIs, and
 // the browser may ignore this message.
 IPC_MESSAGE_ROUTED1(ViewHostMsg_RequestMove,
                     gfx::Rect /* position */)
 
+// Sent by the renderer process to notify the browser that the web page has
+// programmatically scrolled.
+IPC_MESSAGE_ROUTED1(ViewHostMsg_DidProgrammaticallyScroll,
+                    gfx::Vector2d /* scroll_point */)
+
 // Notifies the browser that a frame in the view has changed. This message
 // has a lot of parameters and is packed/unpacked by functions defined in
 // render_messages.h.
 IPC_MESSAGE_ROUTED1(ViewHostMsg_FrameNavigate,
                     ViewHostMsg_FrameNavigate_Params)
 
 // Used to tell the parent that the user right clicked on an area of the
 // content area, and a context menu should be shown for it. The params
 // object contains information about the node(s) that were selected when the
 // user right clicked.
@@ skipping 846 matching lines @@
 // cached by the OS. Please see RenderMessageFilter::OnPreCacheFontCharacters
 // for details.
 IPC_SYNC_MESSAGE_CONTROL2_0(ViewHostMsg_PreCacheFontCharacters,
                             LOGFONT /* font_data */,
                             string16 /* characters */)
 #endif
 
 // Adding a new message? Stick to the sort order above: first platform
 // independent ViewMsg, then ifdefs for platform specific ViewMsg, then platform
 // independent ViewHostMsg, then ifdefs for platform specific ViewHostMsg.