StackSamplingProfiler clean up

components/metrics/call_stack_profile_metrics_provider.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_METRICS_CALL_STACK_PROFILE_METRICS_PROVIDER_H_
 #define COMPONENTS_METRICS_CALL_STACK_PROFILE_METRICS_PROVIDER_H_
 
 #include <vector>
 
 #include "base/profiler/stack_sampling_profiler.h"
 #include "components/metrics/metrics_provider.h"
 
 namespace metrics {
 class ChromeUserMetricsExtension;
 
 // Performs metrics logging for the stack sampling profiler.
 class CallStackProfileMetricsProvider : public MetricsProvider {
  public:
   CallStackProfileMetricsProvider();
   ~CallStackProfileMetricsProvider() override;
 
   // MetricsProvider:
   void ProvideGeneralMetrics(ChromeUserMetricsExtension* uma_proto) override;
 
   // Uses |profiles| as the source data for the next invocation of
   // ProvideGeneralMetrics, rather than sourcing them from the
   // StackSamplingProfiler.
   void SetSourceProfilesForTesting(
-      const std::vector<base::StackSamplingProfiler::Profile>& profiles);
+      const std::vector<base::StackSamplingProfiler::CallStackProfile>&
+          profiles);
 
  private:
-  std::vector<base::StackSamplingProfiler::Profile> source_profiles_for_test_;
+  std::vector<base::StackSamplingProfiler::CallStackProfile>
+      source_profiles_for_test_;
 
   DISALLOW_COPY_AND_ASSIGN(CallStackProfileMetricsProvider);
 };
 
 }  // namespace metrics
 
 #endif  // COMPONENTS_METRICS_CALL_STACK_PROFILE_METRICS_PROVIDER_H_