Enable load_library_perf_tests performance test.

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 61227031370383716b3e7ed1c22c3caf3efc39da..565a91720062d10f014129733c9243eb874b15b6 100644
--- a/testing/buildbot/chromium.perf.json
+++ b/testing/buildbot/chromium.perf.json
@@ -163,6 +163,14 @@
         ],
         "name": "cc_perftests",
         "script": "gtest_perf_test.py"
+      },
+      {
+        "args": [
+          "load_library_perf_tests",
+          "--test-launcher-print-test-stdio=always"
+        ],
+        "name": "load_library_perf_tests",
+        "script": "gtest_perf_test.py"
       }
     ]
   },
@@ -198,6 +206,14 @@
         ],
         "name": "performance_browser_tests",
         "script": "gtest_perf_test.py"
+      },
+      {
+        "args": [
+          "load_library_perf_tests",
+          "--test-launcher-print-test-stdio=always"
+        ],
+        "name": "load_library_perf_tests",
+        "script": "gtest_perf_test.py"
       }
     ]
   },
@@ -233,6 +249,14 @@
         ],
         "name": "performance_browser_tests",
         "script": "gtest_perf_test.py"
+      },
+      {
+        "args": [
+          "load_library_perf_tests",
+          "--test-launcher-print-test-stdio=always"
+        ],
+        "name": "load_library_perf_tests",
+        "script": "gtest_perf_test.py"
       }
     ]
   },
@@ -257,6 +281,14 @@
         ],
         "name": "performance_browser_tests",
         "script": "gtest_perf_test.py"
+      },
+      {
+        "args": [
+          "load_library_perf_tests",
+          "--test-launcher-print-test-stdio=always"
+        ],
+        "name": "load_library_perf_tests",
+        "script": "gtest_perf_test.py"
       }
     ]
   },
@@ -281,6 +313,14 @@
         ],
         "name": "performance_browser_tests",
         "script": "gtest_perf_test.py"
+      },
+      {
+        "args": [
+          "load_library_perf_tests",
+          "--test-launcher-print-test-stdio=always"
+        ],
+        "name": "load_library_perf_tests",
+        "script": "gtest_perf_test.py"
       }
     ]
   },
@@ -296,6 +336,14 @@
         ],
         "name": "performance_browser_tests",
         "script": "gtest_perf_test.py"
+      },
+      {
+        "args": [
+          "load_library_perf_tests",
+          "--test-launcher-print-test-stdio=always"
+        ],
+        "name": "load_library_perf_tests",
+        "script": "gtest_perf_test.py"
       }
     ]
   },
@@ -320,6 +368,14 @@
         ],
         "name": "performance_browser_tests",
         "script": "gtest_perf_test.py"
+      },
+      {
+        "args": [
+          "load_library_perf_tests",
+          "--test-launcher-print-test-stdio=always"
+        ],
+        "name": "load_library_perf_tests",
+        "script": "gtest_perf_test.py"
       }
     ]
   },
@@ -335,6 +391,14 @@
         ],
         "name": "performance_browser_tests",
         "script": "gtest_perf_test.py"
+      },
+      {
+        "args": [
+          "load_library_perf_tests",
+          "--test-launcher-print-test-stdio=always"
+        ],
+        "name": "load_library_perf_tests",
+        "script": "gtest_perf_test.py"
       }
     ]
   },
@@ -350,10 +414,27 @@
         ],
         "name": "performance_browser_tests",
         "script": "gtest_perf_test.py"
+      },
+      {
+        "args": [
+          "load_library_perf_tests",
+          "--test-launcher-print-test-stdio=always"
+        ],
+        "name": "load_library_perf_tests",
+        "script": "gtest_perf_test.py"
       }
     ]
   },
   "Win 8 Perf (2)": {
-    "scripts": []
+    "scripts": [
+      {
+        "args": [
+          "load_library_perf_tests",
+          "--test-launcher-print-test-stdio=always"
+        ],
+        "name": "load_library_perf_tests",
+        "script": "gtest_perf_test.py"
+      }
+    ]
   }
 }