Revert "media/gpu/vaapi:Cleanup comment about use drm prime2"

This reverts commit 402446d.

Reason for revert: b/284246987

Original change's description:
> media/gpu/vaapi:Cleanup comment about use drm prime2
>
> Since the buffer modifier has been plumbed for camera HW JPEG
> encoding and decoding case, so this CL cleanup the plumb modifier
> comment.
>
> Bug: b/236746283
> Change-Id: Ib63000ebb9c5a7d5fca2df42f8f479bbaeb33cc2
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4380360
> Reviewed-by: Andres Calderon Jaramillo <andrescj@chromium.org>
> Commit-Queue: Andres Calderon Jaramillo <andrescj@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#1147974}

(cherry picked from commit 83905e6)

Bug: b/236746283, b/284246987, b/285010844
Change-Id: Iecb911dba79a7b22722816335927c259379bbd95
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4570123
Auto-Submit: Ricky Liang <jcliang@chromium.org>
Quick-Run: Ricky Liang <jcliang@chromium.org>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Commit-Queue: Ricky Liang <jcliang@chromium.org>
Cr-Original-Commit-Position: refs/heads/main@{#1149506}
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4592870
Reviewed-by: Andres Calderon Jaramillo <andrescj@chromium.org>
Commit-Queue: Kazuhiro Inaba <kinaba@chromium.org>
Cr-Commit-Position: refs/branch-heads/5790@{#433}
Cr-Branched-From: 1d71a33-refs/heads/main@{#1148114}

media/gpu/vaapi/vaapi_wrapper.cc

@@ -2453,21 +2453,16 @@ scoped_refptr<VASurface> VaapiWrapper::CreateVASurfaceForPixmap(
     return nullptr;
   }
 
-  if (GetImplementationType() == VAImplementation::kIntelIHD &&
-      pixmap->GetBufferFormatModifier() ==
-          gfx::NativePixmapHandle::kNoModifier) {
-    // Buffers imported into the iHD libva driver should always have a valid
-    // modifier.
-    return nullptr;
-  }
-
   // TODO(b/233894465): use the DRM_PRIME_2 API with the Mesa Gallium driver
   // when AMD supports it.
   // TODO(b/233924862): use the DRM_PRIME_2 API with protected content.
   // TODO(b/233929647): use the DRM_PRIME_2 API with the i965 driver.
+  // TODO(b/236746283): remove the kNoModifier check once the modifier is
+  // plumbed for JPEG decoding and encoding.
   const bool use_drm_prime_2 =
       GetImplementationType() == VAImplementation::kIntelIHD &&
-      !protected_content;
+      !protected_content &&
+      pixmap->GetBufferFormatModifier() != gfx::NativePixmapHandle::kNoModifier;
 
   union {
     VADRMPRIMESurfaceDescriptor descriptor;