[Ozone] Enables overlay render format setting path and by default use UYVY

ui/gl/gl_image_ozone_native_pixmap.cc

 // Copyright 2015 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_image_ozone_native_pixmap.h"
 
 #define FOURCC(a, b, c, d)                                    \
   ((static_cast<uint32>(a)) | (static_cast<uint32>(b) << 8) | \
    (static_cast<uint32>(c) << 16) | (static_cast<uint32>(d) << 24))
 
@@ skipping 68 matching lines @@
 
 }  // namespace
 
 GLImageOzoneNativePixmap::GLImageOzoneNativePixmap(const Size& size,
                                                    unsigned internalformat)
     : gl::GLImageEGL(size), internalformat_(internalformat) {}
 
 GLImageOzoneNativePixmap::~GLImageOzoneNativePixmap() {
 }
 
-bool GLImageOzoneNativePixmap::Initialize(ui::NativePixmap* pixmap,
-                                          BufferFormat format) {
+bool GLImageOzoneNativePixmap::Initialize(ui::NativePixmap* pixmap) {
   DCHECK(!pixmap_);
+  BufferFormat format = pixmap->GetBufferFormat();
   if (pixmap->GetEGLClientBuffer()) {
     EGLint attrs[] = {EGL_IMAGE_PRESERVED_KHR, EGL_TRUE, EGL_NONE};
     if (!gl::GLImageEGL::Initialize(EGL_NATIVE_PIXMAP_KHR,
                                     pixmap->GetEGLClientBuffer(), attrs)) {
       return false;
     }
   } else if (pixmap->GetDmaBufFd() >= 0) {
     if (!ValidInternalFormat(internalformat_)) {
       LOG(ERROR) << "Invalid internalformat: " << internalformat_;
       return false;
@@ skipping 49 matching lines @@
 }
 
 void GLImageOzoneNativePixmap::OnMemoryDump(
     base::trace_event::ProcessMemoryDump* pmd,
     uint64_t process_tracing_id,
     const std::string& dump_name) {
   // TODO(ericrk): Implement GLImage OnMemoryDump. crbug.com/514914
 }
 
 }  // namespace gfx