Revert "Enable media_perftests to run on Windows, Mac, and Linux."

testing/buildbot/chromium.perf.json

Index: testing/buildbot/chromium.perf.json
diff --git a/testing/buildbot/chromium.perf.json b/testing/buildbot/chromium.perf.json
index 4599c633c7929c20bdf94b2271c54e75798a36f3..63b97a79a0051856ca71a47c841dcd2d7f28314a 100644
--- a/testing/buildbot/chromium.perf.json
+++ b/testing/buildbot/chromium.perf.json
@@ -3511,25 +3511,6 @@
         }
       },
       {
-        "args": [],
-        "isolate_name": "media_perftests",
-        "name": "media_perftests",
-        "swarming": {
-          "can_use_on_swarming_builders": true,
-          "dimension_sets": [
-            {
-              "gpu": "102b:0534",
-              "id": "build151-m1",
-              "os": "Ubuntu-14.04",
-              "pool": "Chrome-perf"
-            }
-          ],
-          "expiration": 21600,
-          "hard_timeout": 7200,
-          "io_timeout": 3600
-        }
-      },
-      {
         "args": [
           "memory.blink_memory_mobile",
           "-v",
@@ -25445,25 +25426,6 @@
         }
       },
       {
-        "args": [],
-        "isolate_name": "media_perftests",
-        "name": "media_perftests",
-        "swarming": {
-          "can_use_on_swarming_builders": true,
-          "dimension_sets": [
-            {
-              "gpu": "8086:0166",
-              "id": "build104-b1",
-              "os": "Mac-10.11",
-              "pool": "Chrome-perf"
-            }
-          ],
-          "expiration": 21600,
-          "hard_timeout": 7200,
-          "io_timeout": 3600
-        }
-      },
-      {
         "args": [
           "memory.blink_memory_mobile",
           "-v",
@@ -80204,25 +80166,6 @@
         }
       },
       {
-        "args": [],
-        "isolate_name": "media_perftests",
-        "name": "media_perftests",
-        "swarming": {
-          "can_use_on_swarming_builders": true,
-          "dimension_sets": [
-            {
-              "gpu": "102b:0534",
-              "id": "build134-m1",
-              "os": "Windows-10-10240",
-              "pool": "Chrome-perf"
-            }
-          ],
-          "expiration": 21600,
-          "hard_timeout": 7200,
-          "io_timeout": 3600
-        }
-      },
-      {
         "args": [
           "memory.blink_memory_mobile",
           "-v",
@@ -91209,25 +91152,6 @@
         }
       },
       {
-        "args": [],
-        "isolate_name": "media_perftests",
-        "name": "media_perftests",
-        "swarming": {
-          "can_use_on_swarming_builders": true,
-          "dimension_sets": [
-            {
-              "gpu": "1002:6779",
-              "id": "build104-m1",
-              "os": "Windows-2008ServerR2-SP1",
-              "pool": "Chrome-perf"
-            }
-          ],
-          "expiration": 21600,
-          "hard_timeout": 7200,
-          "io_timeout": 3600
-        }
-      },
-      {
         "args": [
           "memory.blink_memory_mobile",
           "-v",
@@ -113181,25 +113105,6 @@
         }
       },
       {
-        "args": [],
-        "isolate_name": "media_perftests",
-        "name": "media_perftests",
-        "swarming": {
-          "can_use_on_swarming_builders": true,
-          "dimension_sets": [
-            {
-              "gpu": "10de:104a",
-              "id": "build95-m1",
-              "os": "Windows-2008ServerR2-SP1",
-              "pool": "Chrome-perf"
-            }
-          ],
-          "expiration": 21600,
-          "hard_timeout": 7200,
-          "io_timeout": 3600
-        }
-      },
-      {
         "args": [
           "memory.blink_memory_mobile",
           "-v",
@@ -124186,25 +124091,6 @@
         }
       },
       {
-        "args": [],
-        "isolate_name": "media_perftests",
-        "name": "media_perftests",
-        "swarming": {
-          "can_use_on_swarming_builders": true,
-          "dimension_sets": [
-            {
-              "gpu": "102b:0532",
-              "id": "build188-m1",
-              "os": "Windows-2008ServerR2-SP1",
-              "pool": "Chrome-perf"
-            }
-          ],
-          "expiration": 21600,
-          "hard_timeout": 7200,
-          "io_timeout": 3600
-        }
-      },
-      {
         "args": [
           "memory.blink_memory_mobile",
           "-v",
@@ -146177,25 +146063,6 @@
         }
       },
       {
-        "args": [],
-        "isolate_name": "media_perftests",
-        "name": "media_perftests",
-        "swarming": {
-          "can_use_on_swarming_builders": true,
-          "dimension_sets": [
-            {
-              "gpu": "102b:0532",
-              "id": "build146-m1",
-              "os": "Windows-2012ServerR2-SP0",
-              "pool": "Chrome-perf"
-            }
-          ],
-          "expiration": 21600,
-          "hard_timeout": 7200,
-          "io_timeout": 3600
-        }
-      },
-      {
         "args": [
           "memory.blink_memory_mobile",
           "-v",