Revert "Combine all try workflows (#30096)" (#30149)

This reverts commit fed3491f23.

.github/workflows/linux-wpt.yml

@@ -65,13 +65,12 @@ jobs:
       - name: Run tests
         if: ${{ inputs.wpt != 'sync' }}
         run: |
-          mkdir linux-${{ inputs.layout }}
           python3 ./mach test-wpt --with-${{ inputs.layout }} \
             --release --processes $(nproc) --timeout-multiplier 2 \
             --total-chunks ${{ env.max_chunk_id }} --this-chunk ${{ matrix.chunk_id }} \
             --log-raw test-wpt.${{ matrix.chunk_id }}.log \
-            --log-raw-unexpected linux-${{ inputs.layout }}/unexpected-test-wpt.${{ matrix.chunk_id }}.log \
-            --filter-intermittents linux-${{ inputs.layout }}/filtered-test-wpt.${{ matrix.chunk_id }}.json
+            --log-raw-unexpected unexpected-test-wpt.${{ matrix.chunk_id }}.log \
+            --filter-intermittents filtered-test-wpt.${{ matrix.chunk_id }}.json
         env:
           GITHUB_CONTEXT: ${{ toJson(github) }}
           INTERMITTENT_TRACKER_DASHBOARD_SECRET: ${{ secrets.INTERMITTENT_TRACKER_DASHBOARD_SECRET }}
@@ -87,12 +86,10 @@ jobs:
         uses: actions/upload-artifact@v3
         if: ${{ always() && inputs.wpt != 'sync' }}
         with:
-          name: wpt-filtered-results
-          # The wildcard here ensures that the relative path is preserved in the archive:
-          # See https://github.com/actions/upload-artifact/issues/174
+          name: wpt-filtered-results-linux-${{ inputs.layout }}
           path: |
-            ./*linux-${{ inputs.layout }}/filtered-test-wpt.${{ matrix.chunk_id }}.json
-            ./*linux-${{ inputs.layout }}/unexpected-test-wpt.${{ matrix.chunk_id }}.log
+            filtered-test-wpt.${{ matrix.chunk_id }}.json
+            unexpected-test-wpt.${{ matrix.chunk_id }}.log
       - name: Archive logs
         uses: actions/upload-artifact@v3
         if: ${{ failure() && inputs.wpt != 'sync' }}
@@ -107,4 +104,35 @@ jobs:
           name: wpt-logs-linux-${{ inputs.layout }}
           path: |
             test-wpt.${{ matrix.chunk_id }}.log
-            wpt-jsonsummary.${{ matrix.chunk_id }}.log
+            wpt-jsonsummary.${{ matrix.chunk_id }}.log
+
+  report-test-results:
+    name: Report WPT Results
+    runs-on: ubuntu-latest
+    if: ${{ always() && !cancelled() && (github.ref_name == 'try-wpt' || github.ref_name == 'try-wpt-2020' || inputs.wpt == 'test') }}
+    needs:
+      - "linux-wpt"
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 2
+      - uses: actions/download-artifact@v3
+        with:
+          name: wpt-filtered-results-linux-${{ inputs.layout }}
+          path: wpt-filtered-results-linux
+      - name: Create aggregated unexpected results
+        run: |
+          cat wpt-filtered-results-linux/*.log > unexpected-test-wpt-${{ inputs.layout }}.log
+      - name: Archive aggregate results
+        uses: actions/upload-artifact@v3
+        with:
+          name: wpt-filtered-results-linux
+          path: |
+            unexpected-test-wpt-${{ inputs.layout }}.log
+      - name: Comment on PR with results
+        run: |
+          etc/ci/report_aggregated_expected_results.py --tag="linux-wpt-${{ inputs.layout }}" wpt-filtered-results-linux/*.json
+        env:
+          GITHUB_CONTEXT: ${{ toJson(github) }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          RESULTS: ${{ toJson(needs.*.result) }}