[cc] Allow resources and ui resources to specify wrap mode

cc/resources/ui_resource_bitmap.h

 // 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.
 
 #ifndef CC_RESOURCES_UI_RESOURCE_BITMAP_H_
 #define CC_RESOURCES_UI_RESOURCE_BITMAP_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "cc/base/cc_export.h"
 #include "third_party/skia/include/core/SkTypes.h"
 #include "ui/gfx/size.h"
 
 namespace cc {
 
 // Ref-counted bitmap class (can’t use SkBitmap because of ETC1).  Thread-safety
 // ensures that both main and impl threads can hold references to the bitmap and
 // that asynchronous uploads are allowed.
 class CC_EXPORT UIResourceBitmap
     : public base::RefCountedThreadSafe<UIResourceBitmap> {
  public:
   enum UIResourceFormat {
     RGBA8
   };
+  enum UIResourceWrapMode {
+    ClampToEdge,

[piman, 2013/08/07 20:55:05]

nit: chrome style = uppercase for enum values.

[ccameron, 2013/08/31 00:37:58]

Done.

+    Repeat
+  };
 
   // Takes ownership of “pixels”.
   static scoped_refptr<UIResourceBitmap> Create(uint8_t* pixels,
                                                 UIResourceFormat format,
+                                                UIResourceWrapMode wrap_mode,
                                                 gfx::Size size);
 
   gfx::Size GetSize() const { return size_; }
   UIResourceFormat GetFormat() const { return format_; }
+  UIResourceWrapMode GetWrapMode() const { return wrap_mode_; }
   uint8_t* GetPixels() { return pixels_.get(); }
 
  private:
   friend class base::RefCountedThreadSafe<UIResourceBitmap>;
 
   UIResourceBitmap();
   ~UIResourceBitmap();
 
   scoped_ptr<uint8_t[]> pixels_;
   UIResourceFormat format_;
+  UIResourceWrapMode wrap_mode_;
   gfx::Size size_;
 
   DISALLOW_COPY_AND_ASSIGN(UIResourceBitmap);
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_UI_RESOURCE_BITMAP_H_