Properly scale the coordinate for TouchSelection when use-zoom-for-dsf mode is on.

content/renderer/render_frame_impl.cc

 // 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.
 
 #include "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 1752 matching lines @@
 
 void RenderFrameImpl::OnSelectAll() {
   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
   frame_->executeCommand(WebString::fromUTF8("SelectAll"), GetFocusedElement());
 }
 
 void RenderFrameImpl::OnSelectRange(const gfx::Point& base,
                                     const gfx::Point& extent) {
   // This IPC is dispatched by RenderWidgetHost, so use its routing id.
   Send(new InputHostMsg_SelectRange_ACK(GetRenderWidget()->routing_id()));
-
   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
-  frame_->selectRange(base, extent);
+  frame_->selectRange(render_view_->ConvertWindowPointToViewport(base),
+                      render_view_->ConvertWindowPointToViewport(extent));
 }
 
 void RenderFrameImpl::OnAdjustSelectionByCharacterOffset(int start_adjust,
                                                          int end_adjust) {
   size_t start, length;
   if (!GetRenderWidget()->webwidget()->caretOrSelectionRange(
       &start, &length)) {
     return;
   }
 
@@ skipping 15 matching lines @@
 
 void RenderFrameImpl::OnUnselect() {
   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
   frame_->executeCommand(WebString::fromUTF8("Unselect"), GetFocusedElement());
 }
 
 void RenderFrameImpl::OnMoveRangeSelectionExtent(const gfx::Point& point) {
   // This IPC is dispatched by RenderWidgetHost, so use its routing id.
   Send(new InputHostMsg_MoveRangeSelectionExtent_ACK(
       GetRenderWidget()->routing_id()));
-
   base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
-  frame_->moveRangeSelectionExtent(point);
+  frame_->moveRangeSelectionExtent(
+      render_view_->ConvertWindowPointToViewport(point));
 }
 
 void RenderFrameImpl::OnReplace(const base::string16& text) {
   if (!frame_->hasSelection())
     frame_->selectWordAroundCaret();
 
   frame_->replaceSelection(text);
   SyncSelectionIfRequired();
 }
 
@@ skipping 4274 matching lines @@
                                     int match_count,
                                     int ordinal,
                                     const WebRect& selection_rect,
                                     bool final_status_update) {
   Send(new FrameHostMsg_Find_Reply(routing_id_, request_id, match_count,
                                    selection_rect, ordinal,
                                    final_status_update));
 }
 
 }  // namespace content