[ResultDB] enable ResultDB for cronet_sizes

Bug: 1139149
Change-Id: I5c30134bd5467fa9e68d65605b23f72edc7cece2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2587570Reviewed-by: Garrett Beaty <gbeaty@chromium.org>
Commit-Queue: Chan Li <chanli@chromium.org>
Cr-Commit-Position: refs/heads/master@{#836323}

testing/buildbot/chromium.android.json

@@ -23109,7 +23109,9 @@
         },
         "name": "cronet_sizes",
         "resultdb": {
-          "enable": false
+          "enable": true,
+          "result_file": "${ISOLATED_OUTDIR}/sizes/test_results.json",
+          "result_format": "single"
         },
         "swarming": {
           "can_use_on_swarming_builders": true,
@@ -23863,7 +23865,9 @@
         },
         "name": "cronet_sizes",
         "resultdb": {
-          "enable": false
+          "enable": true,
+          "result_file": "${ISOLATED_OUTDIR}/sizes/test_results.json",
+          "result_format": "single"
         },
         "swarming": {
           "can_use_on_swarming_builders": true,
@@ -23899,7 +23903,9 @@
         },
         "name": "cronet_sizes",
         "resultdb": {
-          "enable": false
+          "enable": true,
+          "result_file": "${ISOLATED_OUTDIR}/sizes/test_results.json",
+          "result_format": "single"
         },
         "swarming": {
           "can_use_on_swarming_builders": true,
@@ -25005,7 +25011,9 @@
         },
         "name": "cronet_sizes",
         "resultdb": {
-          "enable": false
+          "enable": true,
+          "result_file": "${ISOLATED_OUTDIR}/sizes/test_results.json",
+          "result_format": "single"
         },
         "swarming": {
           "can_use_on_swarming_builders": true,
@@ -25041,7 +25049,9 @@
         },
         "name": "cronet_sizes",
         "resultdb": {
-          "enable": false
+          "enable": true,
+          "result_file": "${ISOLATED_OUTDIR}/sizes/test_results.json",
+          "result_format": "single"
         },
         "swarming": {
           "can_use_on_swarming_builders": true,

testing/buildbot/test_suites.pyl

@@ -1199,12 +1199,12 @@
             },
           ],
         },
-        # TODO(crbug.com/1139149): Enable resultdb after it can support
-        # cronet_sizes.
         'resultdb': {
-          'enable': False,
-        }
+          'enable': True,
+          'result_format': 'single',
+          'result_file': '${ISOLATED_OUTDIR}/sizes/test_results.json'
         },
+      },
     },
 
     'desktop_chromium_isolated_scripts': {