memory-infra: Move dump level check to observer and rename session state

base/trace_event/heap_profiler_heap_dump_writer.cc

 // 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.
 
 #include "base/trace_event/heap_profiler_heap_dump_writer.h"
 
 #include <stdint.h>
 
 #include <algorithm>
 #include <iterator>
 #include <tuple>
 #include <utility>
 #include <vector>
 
 #include "base/format_macros.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/strings/stringprintf.h"
+#include "base/trace_event/heap_profiler_serialization_state.h"
 #include "base/trace_event/heap_profiler_stack_frame_deduplicator.h"
 #include "base/trace_event/heap_profiler_type_name_deduplicator.h"
-#include "base/trace_event/memory_dump_session_state.h"
 #include "base/trace_event/trace_config.h"
 #include "base/trace_event/trace_event_argument.h"
 #include "base/trace_event/trace_log.h"
 
 // Most of what the |HeapDumpWriter| does is aggregating detailed information
 // about the heap and deciding what to dump. The Input to this process is a list
 // of |AllocationContext|s and size pairs.
 //
 // The pairs are grouped into |Bucket|s. A bucket is a group of (context, size)
 // pairs where the properties of the contexts share a prefix. (Type name is
@@ skipping 272 matching lines @@
 
   traced_value->EndArray();  // "entries"
   return traced_value;
 }
 
 }  // namespace internal
 
 std::unique_ptr<TracedValue> ExportHeapDump(
     const std::unordered_map<AllocationContext, AllocationMetrics>&
         metrics_by_context,
-    const MemoryDumpSessionState& session_state) {
+    const HeapProfilerSerializationState& heap_profiler_serialization_state) {
   internal::HeapDumpWriter writer(
-      session_state.stack_frame_deduplicator(),
-      session_state.type_name_deduplicator(),
-      session_state.heap_profiler_breakdown_threshold_bytes());
+      heap_profiler_serialization_state.stack_frame_deduplicator(),
+      heap_profiler_serialization_state.type_name_deduplicator(),
+      heap_profiler_serialization_state
+          .heap_profiler_breakdown_threshold_bytes());
   return Serialize(writer.Summarize(metrics_by_context));
 }
 
 }  // namespace trace_event
 }  // namespace base