Continue with the FreeBSD port - this version builds and links, though...

base/gfx/blit.cc

 // Copyright (c) 2009 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 "base/gfx/blit.h"
 
-#if defined(OS_LINUX)
+#if defined(USE_X11)
 #include <cairo/cairo.h>
 #endif
 
 #include "base/gfx/point.h"
 #include "base/gfx/rect.h"
 #if defined(OS_MACOSX)
 #include "base/scoped_cftyperef.h"
 #endif
 #include "skia/ext/platform_canvas.h"
 #include "skia/ext/platform_device.h"
@@ skipping 20 matching lines @@
   CGFloat delta_y = flipped ? CGBitmapContextGetHeight(src_context) -
                               transform.ty
                             : transform.ty;
   src_rect.Offset(transform.tx, delta_y);
 
   scoped_cftyperef<CGImageRef>
       src_image(CGBitmapContextCreateImage(src_context));
   scoped_cftyperef<CGImageRef> src_sub_image(
       CGImageCreateWithImageInRect(src_image, src_rect.ToCGRect()));
   CGContextDrawImage(dst_context, dst_rect.ToCGRect(), src_sub_image);
-#elif defined(OS_LINUX)
+#elif defined(USE_X11)
   // Only translations in the source context are supported; more complex
   // source context transforms will be ignored.
   cairo_save(dst_context);
   double surface_x = src_origin.x();
   double surface_y = src_origin.y();
   cairo_user_to_device(src_context, &surface_x, &surface_y);
   cairo_set_source_surface(dst_context, cairo_get_target(src_context),
                            dst_rect.x()-surface_x, dst_rect.y()-surface_y);
   cairo_rectangle(dst_context, dst_rect.x(), dst_rect.y(),
                   dst_rect.width(), dst_rect.height());
   cairo_clip(dst_context);
   cairo_paint(dst_context);
   cairo_restore(dst_context);
 #endif
 }
 
 static NativeDrawingContext GetContextFromCanvas(
     skia::PlatformCanvas *canvas) {
   skia::PlatformDevice& device = canvas->getTopPlatformDevice();
 #if defined(OS_WIN)
   return device.getBitmapDC();
 #elif defined(OS_MACOSX)
   return device.GetBitmapContext();
-#elif defined(OS_LINUX)
+#elif defined(USE_X11)
   return device.beginPlatformPaint();
 #endif
 }
 
 void BlitContextToCanvas(skia::PlatformCanvas *dst_canvas,
                          const Rect& dst_rect,
                          NativeDrawingContext src_context,
                          const Point& src_origin) {
   BlitContextToContext(GetContextFromCanvas(dst_canvas), dst_rect,
                        src_context, src_origin);
 }
 
 void BlitCanvasToContext(NativeDrawingContext dst_context,
                          const Rect& dst_rect,
                          skia::PlatformCanvas *src_canvas,
                          const Point& src_origin) {
   BlitContextToContext(dst_context, dst_rect,
                        GetContextFromCanvas(src_canvas), src_origin);
 }
 
 void BlitCanvasToCanvas(skia::PlatformCanvas *dst_canvas,
                         const Rect& dst_rect,
                         skia::PlatformCanvas *src_canvas,
                         const Point& src_origin) {
   BlitContextToContext(GetContextFromCanvas(dst_canvas), dst_rect,
                        GetContextFromCanvas(src_canvas), src_origin);
 }
 
 }  // namespace gfx