Bug 1438811: Remove the remaining bits of the traversal telemetry stuff. r=manishearth

MozReview-Commit-ID: 2dA5usbGQRt

--HG--
extra : rebase_source : 47cc26f581e6b774de3ac27ef47d749ad1944dfe

layout/style/ServoBindings.cpp

@@ -129,29 +129,6 @@ AssertIsMainThreadOrServoLangFontPrefsCacheLocked()
 }
 
 
-void
-Gecko_RecordTraversalStatistics(uint32_t total, uint32_t parallel,
-                                uint32_t total_t, uint32_t parallel_t,
-                                uint32_t total_s, uint32_t parallel_s)
-{
-
-#ifdef NIGHTLY_BUILD
-  // we ignore cases where a page just didn't restyle a lot
-  if (total > 30) {
-    uint32_t percent = parallel * 100 / total;
-    Telemetry::Accumulate(Telemetry::STYLO_PARALLEL_RESTYLE_FRACTION, percent);
-  }
-  if (total_t > 0) {
-    uint32_t percent = parallel_t * 100 / total_t;
-    Telemetry::Accumulate(Telemetry::STYLO_PARALLEL_RESTYLE_FRACTION_WEIGHTED_TRAVERSED, percent);
-  }
-  if (total_s > 0) {
-    uint32_t percent = parallel_s * 100 / total_s;
-    Telemetry::Accumulate(Telemetry::STYLO_PARALLEL_RESTYLE_FRACTION_WEIGHTED_STYLED, percent);
-  }
-#endif
-}
-
 /*
  * Does this child count as significant for selector matching?
  *

layout/style/ServoBindings.h

@@ -152,10 +152,6 @@ struct MediumFeaturesChangedResult {
   bool mUsesViewportUnits;
 };
 
-// DOM Traversal.
-void Gecko_RecordTraversalStatistics(uint32_t total, uint32_t parallel,
-                                     uint32_t total_t, uint32_t parallel_t,
-                                     uint32_t total_s, uint32_t parallel_s);
 bool Gecko_IsSignificantChild(RawGeckoNodeBorrowed node,
                               bool text_is_significant,
                               bool whitespace_is_significant);

toolkit/components/telemetry/Histograms.json

@@ -13924,36 +13924,6 @@
     "description": "Amount of time in milliseconds the main thread spends waiting for the paint thread to complete, if the time was greater than 200us.",
     "bug_numbers": [1386968]
   },
-  "STYLO_PARALLEL_RESTYLE_FRACTION": {
-    "record_in_processes": ["content"],
-    "alert_emails": ["manish@mozilla.com"],
-    "expires_in_version": "60",
-    "kind": "linear",
-    "high": 100,
-    "n_buckets": 50,
-    "description": "Percentage of restyles on a single page that were parallel",
-    "bug_numbers": [1421195]
-  },
-  "STYLO_PARALLEL_RESTYLE_FRACTION_WEIGHTED_TRAVERSED": {
-    "record_in_processes": ["content"],
-    "alert_emails": ["manish@mozilla.com"],
-    "expires_in_version": "60",
-    "kind": "linear",
-    "high": 100,
-    "n_buckets": 50,
-    "description": "Percentage of restyles on a single page that were parallel, weighted by elements traversed",
-    "bug_numbers": [1421195]
-  },
-  "STYLO_PARALLEL_RESTYLE_FRACTION_WEIGHTED_STYLED": {
-    "record_in_processes": ["content"],
-    "alert_emails": ["manish@mozilla.com"],
-    "expires_in_version": "60",
-    "kind": "linear",
-    "high": 100,
-    "n_buckets": 50,
-    "description": "Percentage of restyles on a single page that were parallel, weighted by elements styled",
-    "bug_numbers": [1421195]
-  },
   "PREFERENCES_FILE_LOAD_TIME_US": {
     "record_in_processes": ["main", "content"],
     "expires_in_version": "62",