SkBitmap and SkPixelRef no longer need lock/unlock

ui/base/x/x11_util.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.
 
 // This file defines utility functions for X11 (Linux only). This code has been
 // ported from XCB since we can't use XCB on Ubuntu while its 32-bit support
 // remains woefully incomplete.
 
 #include "ui/base/x/x11_util.h"
 
@@ skipping 301 matching lines @@
     hotspot_point = gfx::ScaleToFlooredPoint(hotspot, scale);
     needs_scale = true;
   }
 
   const SkBitmap* bitmap = needs_scale ? &scaled : cursor_image;
   XcursorImage* image = XcursorImageCreate(bitmap->width(), bitmap->height());
   image->xhot = std::min(bitmap->width() - 1, hotspot_point.x());
   image->yhot = std::min(bitmap->height() - 1, hotspot_point.y());
 
   if (bitmap->width() && bitmap->height()) {
-    bitmap->lockPixels();
     // The |bitmap| contains ARGB image, so just copy it.
     memcpy(image->pixels,
            bitmap->getPixels(),
            bitmap->width() * bitmap->height() * 4);
-    bitmap->unlockPixels();
   }
 
   return image;
 }
 
 int CoalescePendingMotionEvents(const XEvent* xev, XEvent* last_event) {
   XIDeviceEvent* xievent = static_cast<XIDeviceEvent*>(xev->xcookie.data);
   int num_coalesced = 0;
   XDisplay* display = xev->xany.display;
   int event_type = xev->xgeneric.evtype;
@@ skipping 1139 matching lines @@
   return colormap_;
 }
 
 #endif
 
 // ----------------------------------------------------------------------------
 // End of x11_util_internal.h
 
 
 }  // namespace ui