Add Windows-specific WPR archives for YouTube system health stories

tools/perf/page_sets/data/system_health_desktop.json

Index: tools/perf/page_sets/data/system_health_desktop.json
diff --git a/tools/perf/page_sets/data/system_health_desktop.json b/tools/perf/page_sets/data/system_health_desktop.json
index 159765939ead46671f65f4958cdc827fb0bbfe02..d04f6f1aabf7c3b4c8de13494c4ed55e7a1bcd74 100644
--- a/tools/perf/page_sets/data/system_health_desktop.json
+++ b/tools/perf/page_sets/data/system_health_desktop.json
@@ -12,7 +12,8 @@
         "browse:media:youtube": {
             "DEFAULT": "system_health_desktop_026.wpr",
             "linux": "system_health_desktop_026.wpr",
-            "mac": "system_health_desktop_040.wpr"
+            "mac": "system_health_desktop_040.wpr",
+            "win": "system_health_desktop_041.wpr"
         },
         "browse:news:cnn": {
             "DEFAULT": "system_health_desktop_013.wpr"
@@ -74,7 +75,8 @@
         "load:media:youtube": {
             "DEFAULT": "system_health_desktop_003.wpr",
             "linux": "system_health_desktop_003.wpr",
-            "mac": "system_health_desktop_040.wpr"
+            "mac": "system_health_desktop_040.wpr",
+            "win": "system_health_desktop_044.wpr"

[rnephew (Reviews Here), 2017/02/23 16:31:57]

Sorry for so many separate comments, but why does it jump from 41 to 44?

         },
         "load:news:bbc": {
             "DEFAULT": "system_health_desktop_002.wpr"