ozone: Add OzoneSurface object that is owned by compositor, GLSurface

ui/gl/gl_surface_ozone.cc

 // Copyright 2014 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.
 
 #include "ui/gl/gl_surface.h"
 
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/ozone/surface_factory_ozone.h"
+#include "ui/gfx/ozone/surface_ozone.h"
 #include "ui/gl/gl_implementation.h"
 #include "ui/gl/gl_surface_egl.h"
 #include "ui/gl/gl_surface_osmesa.h"
 #include "ui/gl/gl_surface_stub.h"
 
 namespace gfx {
 
+namespace {
+
+// A thin wrapper around GLSurfaceEGL that owns the EGLNativeWindow
+class GL_EXPORT GLSurfaceOzoneEGL : public NativeViewGLSurfaceEGL {
+ public:
+  GLSurfaceOzoneEGL(scoped_ptr<SurfaceOzone> ozone_surface)
+      : NativeViewGLSurfaceEGL(ozone_surface->GetEGLNativeWindow()),
+        ozone_surface_(ozone_surface.Pass()) {}
+
+  virtual ~GLSurfaceOzoneEGL() {
+    Destroy();  // EGL surface must be destroyed before SurfaceOzone
+  }
+
+ private:
+  // The native surface. Deleting this is allowed to free the EGLNativeWindow.
+  scoped_ptr<SurfaceOzone> ozone_surface_;
+
+  DISALLOW_COPY_AND_ASSIGN(GLSurfaceOzoneEGL);
+};
+
+}  // namespace
+
 // static
 bool GLSurface::InitializeOneOffInternal() {
   switch (GetGLImplementation()) {
     case kGLImplementationEGLGLES2:
       if (!GLSurfaceEGL::InitializeOneOff()) {
         LOG(ERROR) << "GLSurfaceEGL::InitializeOneOff failed.";
         return false;
       }
     default:
       break;
   }
   return true;
 }
 
 // static
 scoped_refptr<GLSurface> GLSurface::CreateViewGLSurface(
     gfx::AcceleratedWidget window) {
   if (GetGLImplementation() == kGLImplementationOSMesaGL) {
     scoped_refptr<GLSurface> surface(new GLSurfaceOSMesaHeadless());
     if (!surface->Initialize())
       return NULL;
     return surface;
   }
   DCHECK(GetGLImplementation() == kGLImplementationEGLGLES2);
   if (window != kNullAcceleratedWidget) {
-    EGLNativeWindowType egl_window =
-        gfx::SurfaceFactoryOzone::GetInstance()->RealizeAcceleratedWidget(
-            window);
-    scoped_ptr<VSyncProvider> sync_provider =
-        gfx::SurfaceFactoryOzone::GetInstance()->CreateVSyncProvider(
-            egl_window);
-    scoped_refptr<NativeViewGLSurfaceEGL> surface =
-        new NativeViewGLSurfaceEGL(egl_window);
-    if (surface->Initialize(sync_provider.Pass()))
-      return surface;
+    scoped_ptr<SurfaceOzone> surface_ozone =
+        SurfaceFactoryOzone::GetInstance()->CreateSurfaceForWidget(window);
+    if (!surface_ozone->InitializeEGL())
+      return NULL;
+    scoped_refptr<GLSurfaceOzoneEGL> surface =
+        new GLSurfaceOzoneEGL(surface_ozone.Pass());
+    if (!surface->Initialize(surface_ozone->CreateVSyncProvider()))
+      return NULL;
+    return surface;
   } else {
     scoped_refptr<GLSurface> surface = new GLSurfaceStub();
     if (surface->Initialize())
       return surface;
   }
   return NULL;
 }
 
 // static
 scoped_refptr<GLSurface> GLSurface::CreateOffscreenGLSurface(
@@ skipping 22 matching lines @@
       NOTREACHED();
       return NULL;
   }
 }
 
 EGLNativeDisplayType GetPlatformDefaultEGLNativeDisplay() {
   return SurfaceFactoryOzone::GetInstance()->GetNativeDisplay();
 }
 
 }  // namespace gfx