Adds selection expansion support for Contextual Search.

content/browser/renderer_host/render_view_host_impl.cc

 // 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.
 
 #include "content/browser/renderer_host/render_view_host_impl.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 1416 matching lines @@
   for (const auto& file : file_paths) {
     if (!policy->CanReadFile(GetProcess()->GetID(), file))
       policy->GrantReadFile(GetProcess()->GetID(), file);
   }
 }
 
 void RenderViewHostImpl::SelectWordAroundCaret() {
   Send(new ViewMsg_SelectWordAroundCaret(GetRoutingID()));
 }
 
+void RenderViewHostImpl::MoveSelectionByCharacterOffset(int startAdjust,
+                                                        int endAdjust) {
+  Send(new ViewMsg_MoveSelectionByCharacterOffset(GetRoutingID(), startAdjust,
+                                                  endAdjust));
+}
+
 }  // namespace content