Heap Profiling for Oilpan

content/child/web_process_memory_dump_impl.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 "content/child/web_process_memory_dump_impl.h"
 
 #include <stddef.h>
 
 #include "base/memory/discardable_memory.h"
+#include "base/strings/stringprintf.h"
 #include "base/trace_event/heap_profiler_heap_dump_writer.h"
 #include "base/trace_event/process_memory_dump.h"
 #include "base/trace_event/trace_event_argument.h"
 #include "base/trace_event/trace_event_memory_overhead.h"
 #include "content/child/web_memory_allocator_dump_impl.h"
 #include "skia/ext/skia_trace_memory_dump_impl.h"
 
 namespace content {
 
 WebProcessMemoryDumpImpl::WebProcessMemoryDumpImpl()
@@ skipping 150 matching lines @@
         bytes_by_context,
     base::trace_event::TraceEventMemoryOverhead& overhead,
     const char* allocator_name) {
   scoped_refptr<base::trace_event::MemoryDumpSessionState> session_state =
       process_memory_dump_->session_state();
   scoped_refptr<base::trace_event::TracedValue> heap_dump = ExportHeapDump(
       bytes_by_context,
       session_state->stack_frame_deduplicator(),
       session_state->type_name_deduplicator());
   process_memory_dump_->AddHeapDump(allocator_name, heap_dump);
-  overhead.DumpInto("tracing/heap_profiler", process_memory_dump_);
+  std::string base_name = base::StringPrintf("tracing/heap_profiler_%s",
+                                             allocator_name);
+  overhead.DumpInto(base_name.c_str(), process_memory_dump_);
 }
 
 }  // namespace content