[Telemetry] Update all WPR json files to the new format.

tools/perf/page_sets/data/tough_compositor_cases.json

Index: tools/perf/page_sets/data/tough_compositor_cases.json
diff --git a/tools/perf/page_sets/data/tough_compositor_cases.json b/tools/perf/page_sets/data/tough_compositor_cases.json
index 84255480d8e424312d198828813a7ada5d90bce2..c0c57f0396e37bd9a1359235ceb6162e3cfd89ff 100644
--- a/tools/perf/page_sets/data/tough_compositor_cases.json
+++ b/tools/perf/page_sets/data/tough_compositor_cases.json
@@ -1,21 +1,36 @@
 {
-    "description": "Describes the Web Page Replay archives for a page set. Don't edit by hand! Use record_wpr for updating.", 
     "archives": {
-        "tough_compositor_cases_001.wpr": [
-            "http://jsbin.com/pixavefe/1/quiet?CC_SCROLL_TEXT_ONLY", 
-            "http://jsbin.com/wixadinu/2/quiet?JS_SCROLL_TEXT_ONLY", 
-            "http://jsbin.com/yakagevo/1/quiet?CC_SCROLL_200_LAYER_GRID", 
-            "http://jsbin.com/jevibahi/4/quiet?JS_SCROLL_200_LAYER_GRID", 
-            "http://jsbin.com/falefice/1/quiet?CC_POSTER_CIRCLE", 
-            "http://jsbin.com/giqafofe/1/quiet?JS_POSTER_CIRCLE", 
-            "http://jsbin.com/beqojupo/1/quiet?JS_FULL_SCREEN_INVALIDATION"
-        ], 
-        "tough_compositor_cases_000.wpr": [
-            "http://jsbin.com/wixadinu/1/quiet?JS_SCROLL_TEXT_ONLY", 
-            "http://jsbin.com/jevibahi/1/quiet?JS_SCROLL_200_LAYER_GRID"
-        ], 
-        "tough_compositor_cases_002.wpr": [
-            "http://jsbin.com/covoqi/1/quiet?NEW_TILINGS"
-        ]
-    }
+        "http://jsbin.com/beqojupo/1/quiet?JS_FULL_SCREEN_INVALIDATION": {
+            "DEFAULT": "tough_compositor_cases_001.wpr"
+        },
+        "http://jsbin.com/covoqi/1/quiet?NEW_TILINGS": {
+            "DEFAULT": "tough_compositor_cases_002.wpr"
+        },
+        "http://jsbin.com/falefice/1/quiet?CC_POSTER_CIRCLE": {
+            "DEFAULT": "tough_compositor_cases_001.wpr"
+        },
+        "http://jsbin.com/giqafofe/1/quiet?JS_POSTER_CIRCLE": {
+            "DEFAULT": "tough_compositor_cases_001.wpr"
+        },
+        "http://jsbin.com/jevibahi/1/quiet?JS_SCROLL_200_LAYER_GRID": {
+            "DEFAULT": "tough_compositor_cases_000.wpr"
+        },
+        "http://jsbin.com/jevibahi/4/quiet?JS_SCROLL_200_LAYER_GRID": {
+            "DEFAULT": "tough_compositor_cases_001.wpr"
+        },
+        "http://jsbin.com/pixavefe/1/quiet?CC_SCROLL_TEXT_ONLY": {
+            "DEFAULT": "tough_compositor_cases_001.wpr"
+        },
+        "http://jsbin.com/wixadinu/1/quiet?JS_SCROLL_TEXT_ONLY": {
+            "DEFAULT": "tough_compositor_cases_000.wpr"
+        },
+        "http://jsbin.com/wixadinu/2/quiet?JS_SCROLL_TEXT_ONLY": {
+            "DEFAULT": "tough_compositor_cases_001.wpr"
+        },
+        "http://jsbin.com/yakagevo/1/quiet?CC_SCROLL_200_LAYER_GRID": {
+            "DEFAULT": "tough_compositor_cases_001.wpr"
+        }
+    },
+    "description": "Describes the Web Page Replay archives for a story set. Don't edit by hand! Use record_wpr for updating.",
+    "platform_specific": true
 }