[test] Bump shards for slow steps

Also mark a slow test for better throughput.

No-Try: true
Change-Id: Ib8520ba3d00328cc27f330aff594b57d33ebe88d
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1981502Reviewed-by: Peter Marshall <petermarshall@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#65572}

infra/testing/builders.pyl

@@ -135,7 +135,7 @@
       {'name': 'test262', 'variant': 'extra', 'shards': 3},
       {'name': 'v8testing', 'shards': 2},
       {'name': 'v8testing', 'suffix': 'isolates', 'test_args': ['--isolates'], 'shards': 2},
-      {'name': 'v8testing', 'variant': 'extra'},
+      {'name': 'v8testing', 'variant': 'extra', 'shards': 2},
     ],
   },
   'v8_linux_optional_rel_ng_triggered': {
@@ -279,7 +279,7 @@
       {'name': 'test262', 'variant': 'default'},
       {'name': 'test262', 'variant': 'extra', 'shards': 3},
       {'name': 'v8testing', 'shards': 3},
-      {'name': 'v8testing', 'variant': 'extra', 'shards': 2},
+      {'name': 'v8testing', 'variant': 'extra', 'shards': 3},
       {'name': 'v8testing', 'variant': 'minor_mc', 'shards': 1},
       {'name': 'v8testing', 'variant': 'stress_instruction_scheduling'},
     ],
@@ -371,7 +371,7 @@
       {'name': 'test262', 'variant': 'extra', 'shards': 3},
       {'name': 'v8initializers'},
       {'name': 'v8testing', 'shards': 2},
-      {'name': 'v8testing', 'variant': 'extra'},
+      {'name': 'v8testing', 'variant': 'extra', 'shards': 2},
       {'name': 'v8testing', 'variant': 'minor_mc'},
       {'name': 'v8testing', 'variant': 'slow_path'},
       {'name': 'v8testing', 'variant': 'stress_instruction_scheduling'},
@@ -706,7 +706,7 @@
         'test_args': ['--isolates'],
         'shards': 4
       },
-      {'name': 'v8testing', 'variant': 'extra'},
+      {'name': 'v8testing', 'variant': 'extra', 'shards': 2},
       # Nosse3.
       {
         'name': 'mozilla',
@@ -901,7 +901,7 @@
       {'name': 'test262', 'shards': 5},
       {'name': 'test262', 'variant': 'extra', 'shards': 3},
       {'name': 'v8testing', 'shards': 2},
-      {'name': 'v8testing', 'variant': 'extra'},
+      {'name': 'v8testing', 'variant': 'extra', 'shards': 2},
       {'name': 'v8testing', 'variant': 'minor_mc', 'shards': 1},
       {'name': 'v8testing', 'variant': 'slow_path', 'shards': 1},
       {'name': 'v8testing', 'variant': 'stress_instruction_scheduling'},

test/cctest/cctest.status

@@ -114,6 +114,7 @@
 
   ############################################################################
   # Slow tests.
+  'test-cpu-profiler/Inlining2': [PASS, SLOW],
   'test-debug/CallFunctionInDebugger': [PASS, ['mode == debug', SLOW]],
   'test-heap-profiler/ManyLocalsInSharedContext': [PASS, SLOW],
   'test-jump-table-assembler/JumpTablePatchingStress': [PASS, SLOW],
@@ -230,9 +231,6 @@
 
   # BUG(5920): Flaky crash.
   'test-serialize/PartialSerializerContext': [PASS, ['arch == x64 and mode == debug', SKIP]],
-
-  # Test is just big and quite slow.
-  'test-cpu-profiler/Inlining2': [PASS, SLOW],
 }],  # 'system == windows'
 
 ##############################################################################