Make tab_capture_end2end_tests work as a regular windowed_test_launcher.

testing/buildbot/chromium.gpu.json

 {
   "AAAAA1 AUTOGENERATED FILE DO NOT EDIT": {},
   "AAAAA2 See generate_buildbot_json.py to make changes": {},
   "GPU Linux Builder": {
     "additional_compile_targets": [
       "browser_tests"
     ]
   },
   "GPU Linux Builder (dbg)": {},
   "GPU Mac Builder": {
@@ skipping 341 matching lines @@
               "gpu": "10de:104a",
               "os": "Ubuntu"
             }
           ]
         },
         "test": "angle_unittests",
         "use_xvfb": false
       },
       {
         "args": [
-          "--use-gpu-in-tests"
+          "--enable-gpu",
+          "--test-launcher-bot-mode",
+          "--test-launcher-jobs=1",
+          "--gtest_filter=CastStreamingApiTestWithPixelOutput.EndToEnd*:TabCaptureApiPixelTest.EndToEnd*",
+          "--no-xvfb"
         ],
+        "name": "tab_capture_end2end_tests",
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "10de:104a",
               "os": "Ubuntu"
             }
           ]
         },
-        "test": "gl_tests",
+        "test": "browser_tests",
         "use_xvfb": false
       },
       {
         "args": [
           "--use-gpu-in-tests"
         ],
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "10de:104a",
               "os": "Ubuntu"
             }
           ]
         },
-        "test": "gl_unittests",
+        "test": "gl_tests",
         "use_xvfb": false
       },
       {
+        "args": [
+          "--use-gpu-in-tests"
+        ],
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "10de:104a",
               "os": "Ubuntu"
             }
           ]
         },
-        "test": "tab_capture_end2end_tests",
+        "test": "gl_unittests",
         "use_xvfb": false
       }
     ],
     "isolated_scripts": [
       {
         "args": [
           "context_lost",
           "--show-stdout",
           "--browser=release",
           "--passthrough",
@@ skipping 590 matching lines @@
               "gpu": "8086:0a2e",
               "os": "Mac-10.12"
             }
           ]
         },
         "test": "angle_unittests",
         "use_xvfb": false
       },
       {
         "args": [
-          "--use-gpu-in-tests"
+          "--enable-gpu",
+          "--test-launcher-bot-mode",
+          "--test-launcher-jobs=1",
+          "--gtest_filter=CastStreamingApiTestWithPixelOutput.EndToEnd*:TabCaptureApiPixelTest.EndToEnd*"
         ],
+        "name": "tab_capture_end2end_tests",
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "8086:0a2e",
               "os": "Mac-10.12"
             }
           ]
         },
-        "test": "gl_tests",
+        "test": "browser_tests",
         "use_xvfb": false
       },
       {
         "args": [
           "--use-gpu-in-tests"
         ],
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "8086:0a2e",
               "os": "Mac-10.12"
             }
           ]
         },
-        "test": "gl_unittests",
+        "test": "gl_tests",
         "use_xvfb": false
       },
       {
+        "args": [
+          "--use-gpu-in-tests"
+        ],
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "8086:0a2e",
               "os": "Mac-10.12"
             }
           ]
         },
-        "test": "tab_capture_end2end_tests",
+        "test": "gl_unittests",
         "use_xvfb": false
       }
     ],
     "isolated_scripts": [
       {
         "args": [
           "context_lost",
           "--show-stdout",
           "--browser=release",
           "--passthrough",
@@ skipping 604 matching lines @@
               "hidpi": "1",
               "os": "Mac"
             }
           ]
         },
         "test": "angle_unittests",
         "use_xvfb": false
       },
       {
         "args": [
-          "--use-gpu-in-tests"
+          "--enable-gpu",
+          "--test-launcher-bot-mode",
+          "--test-launcher-jobs=1",
+          "--gtest_filter=CastStreamingApiTestWithPixelOutput.EndToEnd*:TabCaptureApiPixelTest.EndToEnd*"
         ],
+        "name": "tab_capture_end2end_tests",
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "1002:6821",
               "hidpi": "1",
               "os": "Mac"
             }
           ]
         },
-        "test": "gl_tests",
+        "test": "browser_tests",
         "use_xvfb": false
       },
       {
         "args": [
           "--use-gpu-in-tests"
         ],
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "1002:6821",
               "hidpi": "1",
               "os": "Mac"
             }
           ]
         },
-        "test": "gl_unittests",
+        "test": "gl_tests",
         "use_xvfb": false
       },
       {
+        "args": [
+          "--use-gpu-in-tests"
+        ],
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "1002:6821",
               "hidpi": "1",
               "os": "Mac"
             }
           ]
         },
-        "test": "tab_capture_end2end_tests",
+        "test": "gl_unittests",
         "use_xvfb": false
       }
     ],
     "isolated_scripts": [
       {
         "args": [
           "context_lost",
           "--show-stdout",
           "--browser=release",
           "--passthrough",
@@ skipping 619 matching lines @@
               "gpu": "10de:104a",
               "os": "Windows-2008ServerR2-SP1"
             }
           ]
         },
         "test": "angle_unittests",
         "use_xvfb": false
       },
       {
         "args": [
-          "--use-gpu-in-tests"
+          "--enable-gpu",
+          "--test-launcher-bot-mode",
+          "--test-launcher-jobs=1",
+          "--gtest_filter=CastStreamingApiTestWithPixelOutput.EndToEnd*:TabCaptureApiPixelTest.EndToEnd*"
         ],
+        "name": "tab_capture_end2end_tests",
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "10de:104a",
               "os": "Windows-2008ServerR2-SP1"
             }
           ]
         },
-        "test": "gl_tests",
+        "test": "browser_tests",
         "use_xvfb": false
       },
       {
         "args": [
           "--use-gpu-in-tests"
         ],
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "10de:104a",
               "os": "Windows-2008ServerR2-SP1"
             }
           ]
         },
-        "test": "gl_unittests",
+        "test": "gl_tests",
         "use_xvfb": false
       },
       {
+        "args": [
+          "--use-gpu-in-tests"
+        ],
         "swarming": {
           "can_use_on_swarming_builders": true,
           "dimension_sets": [
             {
               "gpu": "10de:104a",
               "os": "Windows-2008ServerR2-SP1"
             }
           ]
         },
-        "test": "tab_capture_end2end_tests",
+        "test": "gl_unittests",
         "use_xvfb": false
       },
       {
         "args": [
           "--use-angle=d3d11",
           "--use-test-data-path",
           "--test_video_data=test-25fps.h264:320:240:250:258:::1"
         ],
         "name": "video_decode_accelerator_d3d11_unittest",
         "swarming": {
@@ skipping 270 matching lines @@
             {
               "gpu": "10de:104a",
               "os": "Windows-2008ServerR2-SP1"
             }
           ]
         }
       }
     ]
   }
 }