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diff --git a/vendor/go.opencensus.io/internal/traceinternals.go b/vendor/go.opencensus.io/internal/traceinternals.go
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+// Copyright 2017, OpenCensus Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package internal
+
+import (
+ "time"
+)
+
+// Trace allows internal access to some trace functionality.
+// TODO(#412): remove this
+var Trace interface{}
+
+// LocalSpanStoreEnabled true if the local span store is enabled.
+var LocalSpanStoreEnabled bool
+
+// BucketConfiguration stores the number of samples to store for span buckets
+// for successful and failed spans for a particular span name.
+type BucketConfiguration struct {
+ Name string
+ MaxRequestsSucceeded int
+ MaxRequestsErrors int
+}
+
+// PerMethodSummary is a summary of the spans stored for a single span name.
+type PerMethodSummary struct {
+ Active int
+ LatencyBuckets []LatencyBucketSummary
+ ErrorBuckets []ErrorBucketSummary
+}
+
+// LatencyBucketSummary is a summary of a latency bucket.
+type LatencyBucketSummary struct {
+ MinLatency, MaxLatency time.Duration
+ Size int
+}
+
+// ErrorBucketSummary is a summary of an error bucket.
+type ErrorBucketSummary struct {
+ ErrorCode int32
+ Size int
+}