Split //ui/gl into //ui/gl + //ui/gi/init.

ui/gl/init/gl_factory.h

+// Copyright 2016 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_INIT_GL_FACTORY_H_
+#define UI_GL_INIT_GL_FACTORY_H_
+
+#include "base/memory/ref_counted.h"
+#include "ui/gfx/geometry/size.h"
+#include "ui/gfx/native_widget_types.h"
+#include "ui/gl/gpu_preference.h"
+#include "ui/gl/init/gl_init_export.h"
+
+namespace gfx {
+class GLContext;
+class GLShareGroup;
+class GLSurface;
+};
+
+namespace gl {
+namespace init {
+
+// Initialize GL bindings.
+GL_INIT_EXPORT bool InitializeGLOneOff();
+
+// Create a GL context that is compatible with the given surface. |share_group|,
+// if non-NULL, is a group of contexts which the internally created OpenGL
+// context shares textures and other resources.
+GL_INIT_EXPORT scoped_refptr<gfx::GLContext> CreateGLContext(
+    gfx::GLShareGroup* share_group,
+    gfx::GLSurface* compatible_surface,
+    gfx::GpuPreference gpu_preference);
+
+// Create a GL surface that renders directly to a view.
+GL_INIT_EXPORT scoped_refptr<gfx::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
+// enabled it will return a null pointer.
+GL_INIT_EXPORT scoped_refptr<gfx::GLSurface> CreateSurfacelessViewGLSurface(
+    gfx::AcceleratedWidget window);
+#endif  // defined(USE_OZONE)
+
+// Create a GL surface used for offscreen rendering.
+GL_INIT_EXPORT scoped_refptr<gfx::GLSurface> CreateOffscreenGLSurface(
+    const gfx::Size& size);
+
+}  // namespace init
+}  // namespace gl
+
+#endif  // UI_GL_INIT_GL_FACTORY_H_