[code coverage] Shrink test suites back for Android native coverage

Most added suites were failing to compile due to compiler issues.
We can add them after compiler issues are fixed. (2 fixed upstream
but need to roll in chromium, the one I'm working on is under review).

Bug: 985574
Change-Id: I612a3197a5b142d8049effb73c45a2fb5c0c1e6a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1973240
Auto-Submit: Yun Liu <yliuyliu@google.com>
Commit-Queue: Yun Liu <yliuyliu@google.com>
Commit-Queue: Stephen Martinis <martiniss@chromium.org>
Reviewed-by: Stephen Martinis <martiniss@chromium.org>
Cr-Commit-Position: refs/heads/master@{#726123}

testing/buildbot/waterfalls.pyl

@@ -1641,13 +1641,8 @@
           'pie_fleet',
           'walleye',
         ],
-        'additional_compile_targets': [
-          'monochrome_static_initializers',
-          'weblayer_shell',
-        ],
         'test_suites': {
-          'gtest_tests': 'android_pie_rel_gtests',
-          'isolated_scripts': 'marshmallow_pie_isolated_scripts_with_proguard',
+          'gtest_tests': 'chromium_android_gtests',
         },
         'use_swarming': True,
         'os_type': 'android',