[tracing] Add sqlite memory statistics to tracing.

content/browser/browser_main_loop.cc

Index: content/browser/browser_main_loop.cc
diff --git a/content/browser/browser_main_loop.cc b/content/browser/browser_main_loop.cc
index 8d55e11c240b22c39e63230a9fb0fce042331d7b..eee72557ef5914aa87d1e5df1ff7b5b35a84727e 100644
--- a/content/browser/browser_main_loop.cc
+++ b/content/browser/browser_main_loop.cc
@@ -70,6 +70,7 @@
 #include "net/socket/client_socket_factory.h"
 #include "net/ssl/ssl_config_service.h"
 #include "skia/ext/skia_memory_dump_provider.h"
+#include "sql/process_memory_dump_provider.h"
 #include "ui/base/clipboard/clipboard.h"
 
 #if defined(USE_AURA) || (defined(OS_MACOSX) && !defined(OS_IOS))
@@ -649,6 +650,8 @@ void BrowserMainLoop::PostMainMessageLoopStart() {
       HostSharedBitmapManager::current());
   base::trace_event::MemoryDumpManager::GetInstance()->RegisterDumpProvider(
       skia::SkiaMemoryDumpProvider::GetInstance());
+  base::trace_event::MemoryDumpManager::GetInstance()->RegisterDumpProvider(
+      sql::ProcessMemoryDumpProvider::GetInstance());
 
 #if defined(TCMALLOC_TRACE_MEMORY_SUPPORTED)
   trace_memory_controller_.reset(new base::trace_event::TraceMemoryController(