Add some perftests to Win7 Intel GPU perf bot.

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 af896f08d461c50958035cfc7809c8030b092c39..2cfec2b4c31de1d1f334e9b0afe1fb357cb7b38c 100644
--- a/testing/buildbot/chromium.perf.json
+++ b/testing/buildbot/chromium.perf.json
@@ -98243,6 +98243,25 @@
   "Win 7 Intel GPU Perf": {
     "isolated_scripts": [
       {
+        "args": [],
+        "isolate_name": "angle_perftests",
+        "name": "angle_perftests",
+        "swarming": {
+          "can_use_on_swarming_builders": true,
+          "dimension_sets": [
+            {
+              "gpu": "8086:041a",
+              "id": "build166-m1",
+              "os": "Windows-2008ServerR2-SP1",
+              "pool": "Chrome-perf"
+            }
+          ],
+          "expiration": 21600,
+          "hard_timeout": 7200,
+          "io_timeout": 3600
+        }
+      },
+      {
         "args": [
           "battor.power_cases",
           "-v",
@@ -100979,6 +100998,25 @@
         }
       },
       {
+        "args": [],
+        "isolate_name": "load_library_perf_tests",
+        "name": "load_library_perf_tests",
+        "swarming": {
+          "can_use_on_swarming_builders": true,
+          "dimension_sets": [
+            {
+              "gpu": "8086:041a",
+              "id": "build166-m1",
+              "os": "Windows-2008ServerR2-SP1",
+              "pool": "Chrome-perf"
+            }
+          ],
+          "expiration": 21600,
+          "hard_timeout": 7200,
+          "io_timeout": 3600
+        }
+      },
+      {
         "args": [
           "loading.cluster_telemetry",
           "-v",
@@ -102860,6 +102898,25 @@
         }
       },
       {
+        "args": [],
+        "isolate_name": "performance_browser_tests",
+        "name": "performance_browser_tests",
+        "swarming": {
+          "can_use_on_swarming_builders": true,
+          "dimension_sets": [
+            {
+              "gpu": "8086:041a",
+              "id": "build166-m1",
+              "os": "Windows-2008ServerR2-SP1",
+              "pool": "Chrome-perf"
+            }
+          ],
+          "expiration": 21600,
+          "hard_timeout": 7200,
+          "io_timeout": 3600
+        }
+      },
+      {
         "args": [
           "power.android_acceptance",
           "-v",