Add component Internals>Media for media_perftests.

Bug: 886965
Cq-Include-Trybots: master.tryserver.chromium.perf:obbs_fyi
Change-Id: I84c96f5d3399a20b83a98ec68f1157eac2d67685
Reviewed-on: https://chromium-review.googlesource.com/1235281
Commit-Queue: Caleb Rouleau <crouleau@chromium.org>
Reviewed-by: Ned Nguyen <nednguyen@google.com>
Reviewed-by: Dale Curtis <dalecurtis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#592653}

tools/perf/benchmark.csv

@@ -28,7 +28,7 @@ loading.desktop,"kouhei@chromium.org, ksakamoto@chromium.org",,https://bit.ly/lo
 loading.mobile,"kouhei@chromium.org, ksakamoto@chromium.org",,https://bit.ly/loading-benchmarks,"cache_temperature_cold,cache_temperature_hot,cache_temperature_warm,easy_ttfmp,easy_tti,global,pwa,tough_ttfmp,tough_tti"
 media.desktop,"johnchen@chromium.org, crouleau@chromium.org",Internals>Media,,"aac,audio_only,audio_video,background,beginning_to_end,busyjs,cns,h264,is_4k,is_50fps,mp3,mse,opus,pcm,seek,src,video_only,vorbis,vp8,vp9"
 media.mobile,"johnchen@chromium.org, crouleau@chromium.org",Internals>Media,,"aac,audio_only,audio_video,background,beginning_to_end,busyjs,cns,h264,is_4k,is_50fps,mp3,mse,opus,pcm,seek,src,video_only,vorbis,vp8,vp9"
-media_perftests,crouleau@chromium.org,,,
+media_perftests,"crouleau@chromium.org, dalecurtis@chromium.org",Internals>Media,,
 memory.desktop,erikchen@chromium.org,,,
 memory.long_running_idle_gmail_background_tbmv2,ulan@chromium.org,,,
 memory.long_running_idle_gmail_tbmv2,ulan@chromium.org,,,

tools/perf/core/perf_data_generator.py

@@ -629,9 +629,11 @@ NON_TELEMETRY_BENCHMARKS = {
     'load_library_perf_tests': BenchmarkMetadata(
         'xhwang@chromium.org, crouleau@chromium.org',
         'Internals>Media>Encrypted'),
-    'media_perftests': BenchmarkMetadata('crouleau@chromium.org'),
     'performance_browser_tests': BenchmarkMetadata(
         'miu@chromium.org', 'Internals>Media>ScreenCapture'),
+    'media_perftests': BenchmarkMetadata(
+        'crouleau@chromium.org, dalecurtis@chromium.org',
+        'Internals>Media'),
     'views_perftests': BenchmarkMetadata(
         'tapted@chromium.org', 'Internals>Views'),
     'components_perftests': BenchmarkMetadata('csharrison@chromium.org')