Revert of Add NV12 buffer scanout support from exo to ozone.

ui/ozone/gl/gl_image_ozone_native_pixmap.cc

Index: ui/ozone/gl/gl_image_ozone_native_pixmap.cc
diff --git a/ui/ozone/gl/gl_image_ozone_native_pixmap.cc b/ui/ozone/gl/gl_image_ozone_native_pixmap.cc
index bb542dff93f90a2afdc795fadc7b9e0490c303ff..39f23a0bed64969c1ad356b3d42ffc988515143f 100644
--- a/ui/ozone/gl/gl_image_ozone_native_pixmap.cc
+++ b/ui/ozone/gl/gl_image_ozone_native_pixmap.cc
@@ -20,7 +20,6 @@
 #define DRM_FORMAT_XRGB8888 FOURCC('X', 'R', '2', '4')
 #define DRM_FORMAT_XBGR8888 FOURCC('X', 'B', '2', '4')
 #define DRM_FORMAT_YV12 FOURCC('Y', 'V', '1', '2')
-#define DRM_FORMAT_NV12 FOURCC('N', 'V', '1', '2')
 
 namespace ui {
 namespace {
@@ -33,8 +32,6 @@
              format == gfx::BufferFormat::BGRX_8888;
     case GL_RGB_YCRCB_420_CHROMIUM:
       return format == gfx::BufferFormat::YVU_420;
-    case GL_RGB_YCBCR_420V_CHROMIUM:
-      return format == gfx::BufferFormat::YUV_420_BIPLANAR;
     case GL_RGBA:
       return format == gfx::BufferFormat::RGBA_8888;
     case GL_BGRA_EXT:
@@ -55,7 +52,6 @@
     case gfx::BufferFormat::BGRA_8888:
     case gfx::BufferFormat::BGRX_8888:
     case gfx::BufferFormat::YVU_420:
-    case gfx::BufferFormat::YUV_420_BIPLANAR:
       return true;
     case gfx::BufferFormat::ATC:
     case gfx::BufferFormat::ATCIA:
@@ -63,6 +59,7 @@
     case gfx::BufferFormat::DXT5:
     case gfx::BufferFormat::ETC1:
     case gfx::BufferFormat::RGBA_4444:
+    case gfx::BufferFormat::YUV_420_BIPLANAR:
     case gfx::BufferFormat::UYVY_422:
       return false;
   }
@@ -87,14 +84,13 @@
       return DRM_FORMAT_XRGB8888;
     case gfx::BufferFormat::YVU_420:
       return DRM_FORMAT_YV12;
-    case gfx::BufferFormat::YUV_420_BIPLANAR:
-      return DRM_FORMAT_NV12;
     case gfx::BufferFormat::ATC:
     case gfx::BufferFormat::ATCIA:
     case gfx::BufferFormat::DXT1:
     case gfx::BufferFormat::DXT5:
     case gfx::BufferFormat::ETC1:
     case gfx::BufferFormat::RGBA_4444:
+    case gfx::BufferFormat::YUV_420_BIPLANAR:
     case gfx::BufferFormat::UYVY_422:
       NOTREACHED();
       return 0;