Adding functionality to paint and signal buffer swap for ozone surface factory.

ui/gl/gl_surface_egl.cc

Index: ui/gl/gl_surface_egl.cc
diff --git a/ui/gl/gl_surface_egl.cc b/ui/gl/gl_surface_egl.cc
index 8c29342ab408e2f0e10fb0ff370807d449c5646c..15e989111a7c9201b1b88bad559f1921de7094ef 100644
--- a/ui/gl/gl_surface_egl.cc
+++ b/ui/gl/gl_surface_egl.cc
@@ -100,10 +100,6 @@ bool GLSurfaceEGL::InitializeOneOff() {
   if (initialized)
     return true;
 
-#if defined (USE_OZONE)
-  ui::SurfaceFactoryOzone::GetInstance()->InitializeHardware();
-#endif
-
 #if defined(USE_X11)
   g_native_display = base::MessagePumpForUI::GetDefaultXDisplay();
 #elif defined(OS_WIN)
@@ -111,6 +107,12 @@ bool GLSurfaceEGL::InitializeOneOff() {
   if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kDisableD3D11)) {
     g_native_display = EGL_D3D11_ELSE_D3D9_DISPLAY_ANGLE;
   }
+#elif defined(USE_OZONE)
+  if (!ui::SurfaceFactoryOzone::GetInstance()->InitializeHardware()) {
+    LOG(ERROR) << "OZONE failed to initialize hardware";
+    return false;
+  }
+  g_native_display = ui::SurfaceFactoryOzone::GetInstance()->GetNativeDisplay();
 #else
   g_native_display = EGL_DEFAULT_DISPLAY;
 #endif
@@ -362,6 +364,10 @@ bool NativeViewGLSurfaceEGL::SwapBuffers() {
     return false;
   }
 
+#if defined(USE_OZONE)
+  ui::SurfaceFactoryOzone::GetInstance()->SwapBuffers();
+#endif
+
   return true;
 }