gpu: Add CHROMIUM_schedule_ca_layer

ui/gl/gl_surface.h

 // 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.
 
 #ifndef UI_GL_GL_SURFACE_H_
 #define UI_GL_GL_SURFACE_H_
 
 #include <string>
 
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
 #include "build/build_config.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/rect_f.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/overlay_transform.h"
 #include "ui/gfx/swap_result.h"
 #include "ui/gl/gl_export.h"
 #include "ui/gl/gl_implementation.h"
 
 namespace gl {
 class GLImage;
 }
 
 namespace gfx {
 
+class Transform;
 class GLContext;
 class VSyncProvider;

[Avi (use Gerrit), 2015/11/10 02:25:58]

alphabetize?

[ccameron, 2015/11/10 03:05:06]

Done.

 
 // Encapsulates a surface that can be rendered to with GL, hiding platform
 // specific management.
 class GL_EXPORT GLSurface : public base::RefCounted<GLSurface> {
  public:
   GLSurface();
 
   // (Re)create the surface. TODO(apatrick): This is an ugly hack to allow the
   // EGL surface associated to be recreated without destroying the associated
   // context. The implementation of this function for other GLSurface derived
@@ skipping 97 matching lines @@
   // |image| to be presented by the overlay.
   // |bounds_rect| specify where it is supposed to be on the screen in pixels.
   // |crop_rect| specifies the region within the buffer to be placed inside
   // |bounds_rect|.
   virtual bool ScheduleOverlayPlane(int z_order,
                                     OverlayTransform transform,
                                     gl::GLImage* image,
                                     const Rect& bounds_rect,
                                     const RectF& crop_rect);
 
+  // Schedule a CALayer to be shown at swap time.
+  // All arguments correspond to their CALayer properties.
+  virtual bool ScheduleCALayer(gl::GLImage* contents_image,
+                               const RectF& contents_rect,
+                               float opacity,
+                               unsigned background_color,
+                               const SizeF& size,
+                               const Transform& transform);
+
   virtual bool IsSurfaceless() const;
 
   // Create a GL surface that renders directly to a view.
   static scoped_refptr<GLSurface> CreateViewGLSurface(
       gfx::AcceleratedWidget window);
 
 #if defined(USE_OZONE)
   // Create a GL surface that renders directly into a window with surfaceless
   // semantics - there is no default framebuffer and the primary surface must
   // be presented as an overlay. If surfaceless mode is not supported or
@@ skipping 76 matching lines @@
 
  private:
   scoped_refptr<GLSurface> surface_;
 
   DISALLOW_COPY_AND_ASSIGN(GLSurfaceAdapter);
 };
 
 }  // namespace gfx
 
 #endif  // UI_GL_GL_SURFACE_H_