[tracing] Add sqlite memory statistics to tracing.

sql/sql.gyp

 # Copyright (c) 2012 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 11 matching lines @@
       'sources': [
         'connection.cc',
         'connection.h',
         'error_delegate_util.cc',
         'error_delegate_util.h',
         'init_status.h',
         'meta_table.cc',
         'meta_table.h',
         'recovery.cc',
         'recovery.h',
+        'sql_memory_dump_provider.cc',
+        'sql_memory_dump_provider.h',
         'statement.cc',
         'statement.h',
         'transaction.cc',
         'transaction.h',
       ],
       'include_dirs': [
         '..',
       ],
       'direct_dependent_settings': {
         'include_dirs': [
@@ skipping 40 matching lines @@
         'sql',
         'test_support_sql',
         '../base/base.gyp:test_support_base',
         '../testing/gtest.gyp:gtest',
         '../third_party/sqlite/sqlite.gyp:sqlite',
       ],
       'sources': [
         'connection_unittest.cc',
         'meta_table_unittest.cc',
         'recovery_unittest.cc',
+        'sql_memory_dump_provider_unittest.cc',
         'sqlite_features_unittest.cc',
         'statement_unittest.cc',
         'test/paths.cc',
         'test/paths.h',
         'test/run_all_unittests.cc',
         'test/sql_test_base.cc',
         'test/sql_test_base.h',
         'test/sql_test_suite.cc',
         'test/sql_test_suite.h',
         'transaction_unittest.cc',
@@ skipping 69 matching lines @@
             '../build/isolate.gypi',
           ],
           'sources': [
             'sql_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }