Bug 1317796 - Rebucket and rename GPU_PROCESS_LAUNCH_TIME_MS to cater for launch times up to 64000ms r=dvander data-review=bsmedberg

gfx/ipc/GPUChild.cpp

@@ -82,7 +82,7 @@ GPUChild::EnsureGPUReady()
   SendGetDeviceStatus(&data);
 
   gfxPlatform::GetPlatform()->ImportGPUDeviceData(data);
-  Telemetry::AccumulateTimeDelta(Telemetry::GPU_PROCESS_LAUNCH_TIME_MS, mHost->GetLaunchTime());
+  Telemetry::AccumulateTimeDelta(Telemetry::GPU_PROCESS_LAUNCH_TIME_MS_2, mHost->GetLaunchTime());
   mGPUReady = true;
 }
 
@@ -95,7 +95,7 @@ GPUChild::RecvInitComplete(const GPUDeviceData& aData)
   }
 
   gfxPlatform::GetPlatform()->ImportGPUDeviceData(aData);
-  Telemetry::AccumulateTimeDelta(Telemetry::GPU_PROCESS_LAUNCH_TIME_MS, mHost->GetLaunchTime());
+  Telemetry::AccumulateTimeDelta(Telemetry::GPU_PROCESS_LAUNCH_TIME_MS_2, mHost->GetLaunchTime());
   mGPUReady = true;
   return IPC_OK();
 }

toolkit/components/telemetry/Histograms.json

@@ -944,13 +944,13 @@
     "bug_numbers": [1255198],
     "description": "This metric is recorded every time a navigator.geolocation.watchPosition() request gets allowed/fulfilled. A false value is recorded if the owner is not visible according to document.isVisible."
   },
-  "GPU_PROCESS_LAUNCH_TIME_MS" : {
+  "GPU_PROCESS_LAUNCH_TIME_MS_2" : {
     "alert_emails": ["george@mozilla.com", "danderson@mozilla.com"],
     "expires_in_version": "never",
-    "bug_numbers": [1297790],
+    "bug_numbers": [1297790, 1317796],
     "kind": "exponential",
-    "high": 1000,
-    "n_buckets": 50,
+    "high": 64000,
+    "n_buckets": 100,
     "releaseChannelCollection": "opt-out",
     "description": "GPU process launch time in milliseconds"
   },