Memory-infra: Change "objects_count" to "object_count" in category name.

base/trace_event/trace_event_memory_overhead.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/trace_event_memory_overhead.h"
 
 #include <algorithm>
 
 #include "base/bits.h"
 #include "base/memory/ref_counted_memory.h"
@@ skipping 129 matching lines @@
 void TraceEventMemoryOverhead::DumpInto(const char* base_name,
                                         ProcessMemoryDump* pmd) const {
   for (const auto& it : allocated_objects_) {
     std::string dump_name = StringPrintf("%s/%s", base_name, it.first);
     MemoryAllocatorDump* mad = pmd->CreateAllocatorDump(dump_name);
     mad->AddScalar(MemoryAllocatorDump::kNameSize,
                    MemoryAllocatorDump::kUnitsBytes,
                    it.second.allocated_size_in_bytes);
     mad->AddScalar("resident_size", MemoryAllocatorDump::kUnitsBytes,
                    it.second.resident_size_in_bytes);
-    mad->AddScalar(MemoryAllocatorDump::kNameObjectsCount,
+    mad->AddScalar(MemoryAllocatorDump::kNameObjectCount,
                    MemoryAllocatorDump::kUnitsObjects, it.second.count);
   }
 }
 
 }  // namespace trace_event
 }  // namespace base