Add GlyphMetricsMap memory consumption to memory-infra tracing

third_party/WebKit/Source/platform/fonts/FontCacheMemoryDumpProvider.cpp

 // 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 "platform/fonts/FontCacheMemoryDumpProvider.h"
 
 #include "platform/fonts/FontCache.h"
 #include "wtf/Assertions.h"
 
 namespace blink {
 
 FontCacheMemoryDumpProvider* FontCacheMemoryDumpProvider::instance()
 {
     DEFINE_STATIC_LOCAL(FontCacheMemoryDumpProvider, instance, ());
     return &instance;
 }
 
 bool FontCacheMemoryDumpProvider::OnMemoryDump(const base::trace_event::MemoryDumpArgs&, base::trace_event::ProcessMemoryDump* memoryDump)
 {
     ASSERT(isMainThread());
     FontCache::fontCache()->dumpFontPlatformDataCache(memoryDump);
     FontCache::fontCache()->dumpShapeResultCache(memoryDump);
+    FontCache::fontCache()->dumpFontDataCache(memoryDump);
     return true;
 }
 
 } // namespace blink