media/gpu/v4l2: Remove unused parameter

V4L2PixFmtToVideoCodecProfiles doesn't need to
know if the caller is an encoder or decoder,
it will do the same thing regardless.

BUG=none
TEST=none

Change-Id: Ib1676b52f58fc63be4d9ee0432b3d60eff8f8305
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2634052
Commit-Queue: Fritz Koenig <frkoenig@chromium.org>
Commit-Queue: Miguel Casas <mcasas@chromium.org>
Auto-Submit: Fritz Koenig <frkoenig@chromium.org>
Reviewed-by: Miguel Casas <mcasas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#844331}

media/gpu/v4l2/v4l2_device.cc

@@ -1534,8 +1534,7 @@ VideoCodecProfile V4L2Device::V4L2ProfileToVideoCodecProfile(VideoCodec codec,
 }
 
 std::vector<VideoCodecProfile> V4L2Device::V4L2PixFmtToVideoCodecProfiles(
-    uint32_t pix_fmt,
-    bool is_encoder) {
+    uint32_t pix_fmt) {
   auto get_supported_profiles = [this](
                                     VideoCodec codec,
                                     std::vector<VideoCodecProfile>* profiles) {
@@ -2086,7 +2085,7 @@ V4L2Device::EnumerateSupportedDecodeProfiles(const size_t num_formats,
                            &profile.max_resolution);
 
     const auto video_codec_profiles =
-        V4L2PixFmtToVideoCodecProfiles(pixelformat, false);
+        V4L2PixFmtToVideoCodecProfiles(pixelformat);
 
     for (const auto& video_codec_profile : video_codec_profiles) {
       profile.profile = video_codec_profile;
@@ -2117,7 +2116,7 @@ V4L2Device::EnumerateSupportedEncodeProfiles() {
                            &profile.max_resolution);
 
     const auto video_codec_profiles =
-        V4L2PixFmtToVideoCodecProfiles(pixelformat, true);
+        V4L2PixFmtToVideoCodecProfiles(pixelformat);
 
     for (const auto& video_codec_profile : video_codec_profiles) {
       profile.profile = video_codec_profile;

media/gpu/v4l2/v4l2_device.h

@@ -602,8 +602,7 @@ class MEDIA_GPU_EXPORT V4L2Device
   static VideoCodecProfile V4L2ProfileToVideoCodecProfile(VideoCodec codec,
                                                           uint32_t profile);
   std::vector<VideoCodecProfile> V4L2PixFmtToVideoCodecProfiles(
-      uint32_t pix_fmt,
-      bool is_encoder);
+      uint32_t pix_fmt);
   static uint32_t V4L2PixFmtToDrmFormat(uint32_t format);
   // Calculates the largest plane's allocation size requested by a V4L2 device.
   static gfx::Size AllocatedSizeFromV4L2Format(