[IndexedDB] Add CompactRange trace event

R=dmurph@chromium.org

Bug: 1064645
Change-Id: I09c8e8fdf7a1555b6de5584d9b1d6ea04c273807
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2576631
Commit-Queue: Gabriel Charette <gab@chromium.org>
Auto-Submit: Gabriel Charette <gab@chromium.org>
Reviewed-by: Daniel Murphy <dmurph@chromium.org>
Cr-Commit-Position: refs/heads/master@{#834527}

content/browser/indexed_db/indexed_db_compaction_task.cc

@@ -4,6 +4,7 @@
 
 #include "content/browser/indexed_db/indexed_db_compaction_task.h"
 
+#include "content/browser/indexed_db/indexed_db_tracing.h"
 #include "third_party/leveldatabase/src/include/leveldb/db.h"
 
 namespace content {
@@ -21,6 +22,7 @@ void IndexedDBCompactionTask::Stop(
     IndexedDBPreCloseTaskQueue::StopReason reason) {}
 
 bool IndexedDBCompactionTask::RunRound() {
+  IDB_TRACE("CompactRange");
   database()->CompactRange(nullptr, nullptr);
   return true;
 }

content/browser/indexed_db/indexed_db_tracing.h

@@ -5,7 +5,8 @@
 #ifndef CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_TRACING_H_
 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_TRACING_H_
 
-#include "base/trace_event/trace_event.h"
+#include "base/trace_event/base_tracing.h"
+
 #define IDB_TRACE(a) TRACE_EVENT0("IndexedDB", (a));
 #define IDB_TRACE1(a, arg1_name, arg1_val) \
   TRACE_EVENT1("IndexedDB", (a), (arg1_name), (arg1_val));