Adding Wayland support for ui/gfx

ui/gfx/gl/gl_surface_egl.cc

Index: ui/gfx/gl/gl_surface_egl.cc
diff --git a/ui/gfx/gl/gl_surface_egl.cc b/ui/gfx/gl/gl_surface_egl.cc
index bf509bd30493e661da9c524a59b690b124b57ae9..fef43fe5c4fcf03c0ca94023c8b65bb609caf055 100644
--- a/ui/gfx/gl/gl_surface_egl.cc
+++ b/ui/gfx/gl/gl_surface_egl.cc
@@ -7,15 +7,22 @@
 #include "build/build_config.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
+#include "ui/gfx/gl/egl_util.h"
+
+#if defined(USE_WAYLAND)
+#include "ui/wayland/wayland_display.h"
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#else
 #include "third_party/angle/include/EGL/egl.h"
 #include "third_party/angle/include/EGL/eglext.h"
-#include "ui/gfx/gl/egl_util.h"
+#endif
 
 // This header must come after the above third-party include, as
 // it brings in #defines that cause conflicts.
 #include "ui/gfx/gl/gl_bindings.h"
 
-#if defined(USE_X11)
+#if defined(USE_X11) && !defined(USE_WAYLAND)
 extern "C" {
 #include <X11/Xlib.h>
 }
@@ -43,7 +50,9 @@ bool GLSurfaceEGL::InitializeOneOff() {
   if (initialized)
     return true;
 
-#if defined(USE_X11)
+#if defined(USE_WAYLAND)
+  g_native_display = ui::WaylandDisplay::Connect(NULL)->display();
+#elif defined(USE_X11)
   g_native_display = XOpenDisplay(NULL);
 #else
   g_native_display = EGL_DEFAULT_DISPLAY;
@@ -69,7 +78,12 @@ bool GLSurfaceEGL::InitializeOneOff() {
     EGL_DEPTH_SIZE, 16,
     EGL_STENCIL_SIZE, 8,
     EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
-    EGL_SURFACE_TYPE, EGL_WINDOW_BIT | EGL_PBUFFER_BIT,
+    EGL_SURFACE_TYPE, EGL_WINDOW_BIT
+#if defined(USE_WAYLAND)
+    | EGL_PIXMAP_BIT,
+#else
+    | EGL_PBUFFER_BIT,
+#endif
     EGL_NONE
   };