We do not pass enums by conts references. This CL fixes style errors introduced

content/browser/web_contents/web_contents_view_win.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/web_contents/web_contents_view_win.h"
 
 #include "base/bind.h"
 #include "base/memory/scoped_vector.h"
 #include "content/browser/renderer_host/render_view_host_factory.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
@@ skipping 247 matching lines @@
 }
 
 gfx::Rect WebContentsViewWin::GetViewBounds() const {
   RECT r;
   GetWindowRect(hwnd(), &r);
   return gfx::Rect(r);
 }
 
 void WebContentsViewWin::ShowContextMenu(
     const content::ContextMenuParams& params,
-    const content::ContextMenuSourceType& type) {
+    content::ContextMenuSourceType type) {
   if (delegate_.get())
     delegate_->ShowContextMenu(params, type);
 }
 
 void WebContentsViewWin::ShowPopupMenu(const gfx::Rect& bounds,
                                        int item_height,
                                        double item_font_size,
                                        int selected_item,
                                        const std::vector<WebMenuItem>& items,
                                        bool right_aligned,
@@ skipping 209 matching lines @@
   si.nMin = 1;
   si.nMax = 100;
   si.nPage = 10;
   si.nPos = 50;
 
   ::SetScrollInfo(hwnd(), SB_HORZ, &si, FALSE);
   ::SetScrollInfo(hwnd(), SB_VERT, &si, FALSE);
 
   return 1;
 }