Support GPU VSync when DirectComposition isn't enabled

ui/gl/init/gl_factory.h

Index: ui/gl/init/gl_factory.h
diff --git a/ui/gl/init/gl_factory.h b/ui/gl/init/gl_factory.h
index c3908fa5b8b8d936c21212b7275ccfd0e4ab84af..52dcbe1a074e064b85cb2e95d45f832e5900be56 100644
--- a/ui/gl/init/gl_factory.h
+++ b/ui/gl/init/gl_factory.h
@@ -5,6 +5,7 @@
 #ifndef UI_GL_INIT_GL_FACTORY_H_
 #define UI_GL_INIT_GL_FACTORY_H_
 
+#include <memory>
 #include <vector>
 
 #include "base/memory/ref_counted.h"
@@ -15,6 +16,10 @@
 #include "ui/gl/gpu_preference.h"
 #include "ui/gl/init/gl_init_export.h"
 
+namespace gfx {
+class VSyncProvider;
+}  // namespace gfx
+
 namespace gl {
 
 class GLContext;
@@ -59,6 +64,13 @@ GL_INIT_EXPORT scoped_refptr<GLContext> CreateGLContext(
 GL_INIT_EXPORT scoped_refptr<GLSurface> CreateViewGLSurface(
     gfx::AcceleratedWidget window);
 
+#if defined(OS_WIN)
+// Creates a GL surface that renders directly into a native window.
+GL_INIT_EXPORT scoped_refptr<GLSurface> CreateNativeViewGLSurfaceEGL(
+    gfx::AcceleratedWidget window,
+    std::unique_ptr<gfx::VSyncProvider> sync_provider);
+#endif
+
 #if defined(USE_OZONE)
 // Creates a GL surface that renders directly into a window with surfaceless
 // semantics - there is no default framebuffer and the primary surface must