Support multiple video decoders and encoders

content/common/BUILD.gn

Index: content/common/BUILD.gn
diff --git a/content/common/BUILD.gn b/content/common/BUILD.gn
index 8cec06a92fa544b10714aa124caea78d4dead017..e54639587c0e346b9220b7f0f273552148d3ff6b 100644
--- a/content/common/BUILD.gn
+++ b/content/common/BUILD.gn
@@ -278,12 +278,10 @@ source_set("common") {
   }
 
   if (is_chromeos) {
-    if (cpu_arch == "arm" && use_x11) {
+    if (use_x11) {
       sources += [
         "gpu/media/exynos_v4l2_video_device.cc",
         "gpu/media/exynos_v4l2_video_device.h",
-        "gpu/media/tegra_v4l2_video_device.cc",
-        "gpu/media/tegra_v4l2_video_device.h",
         "gpu/media/v4l2_image_processor.cc",
         "gpu/media/v4l2_image_processor.h",
         "gpu/media/v4l2_video_decode_accelerator.cc",
@@ -293,7 +291,17 @@ source_set("common") {
         "gpu/media/v4l2_video_encode_accelerator.cc",
         "gpu/media/v4l2_video_encode_accelerator.h",
       ]
-      libs = [
+      libs += [
+        "EGL",
+        "GLESv2",
+      ]
+    }
+    if (cpu_arch == "arm" && use_x11) {
+      sources += [
+        "gpu/media/tegra_v4l2_video_device.cc",
+        "gpu/media/tegra_v4l2_video_device.h",
+      ]
+      libs += [
         "EGL",
         "GLESv2",
       ]