Make V4L2 Jpeg Decode Accelerator not compiled on an Intel device

media/gpu/BUILD.gn

 # Copyright 2016 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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//media/gpu/args.gni")
 import("//media/media_options.gni")
 import("//testing/test.gni")
 
@@ skipping 237 matching lines @@
     }
     if (use_v4l2_codec) {
       deps += [ "//third_party/libyuv" ]
       sources += [
         "generic_v4l2_device.cc",
         "generic_v4l2_device.h",
         "v4l2_device.cc",
         "v4l2_device.h",
         "v4l2_image_processor.cc",
         "v4l2_image_processor.h",
-        "v4l2_jpeg_decode_accelerator.cc",
-        "v4l2_jpeg_decode_accelerator.h",
         "v4l2_slice_video_decode_accelerator.cc",
         "v4l2_slice_video_decode_accelerator.h",
         "v4l2_video_decode_accelerator.cc",
         "v4l2_video_decode_accelerator.h",
         "v4l2_video_encode_accelerator.cc",
         "v4l2_video_encode_accelerator.h",
       ]
       libs = [
         "EGL",
         "GLESv2",
       ]
-    }
-    if (current_cpu == "arm") {
-      sources += [
-        "tegra_v4l2_device.cc",
-        "tegra_v4l2_device.h",
-      ]
+      if (current_cpu == "arm") {
+        sources += [
+          "tegra_v4l2_device.cc",
+          "tegra_v4l2_device.h",
+          "v4l2_jpeg_decode_accelerator.cc",
+          "v4l2_jpeg_decode_accelerator.h",
+        ]
+      }
     }
     if (current_cpu != "arm") {
       sources += [
                    "va_surface.h",
                    "vaapi_jpeg_decode_accelerator.cc",
                    "vaapi_jpeg_decode_accelerator.h",
                    "vaapi_jpeg_decoder.cc",
                    "vaapi_jpeg_decoder.h",
                    "vaapi_picture.cc",
                    "vaapi_picture.h",
@@ skipping 254 matching lines @@
     "//base/test:test_support",
     "//gpu:test_support",
     "//media/gpu/ipc/common",
     "//media/gpu/ipc/service",
     "//testing/gmock",
     "//testing/gtest",
     "//ui/gfx:test_support",
     "//ui/gfx/geometry",
   ]
 }