Port some things in browser/{download,history}, minor things in common....

chrome/SConscript.unit_tests

Index: chrome/SConscript.unit_tests
===================================================================
--- chrome/SConscript.unit_tests	(revision 2786)
+++ chrome/SConscript.unit_tests	(working copy)
@@ -128,11 +128,15 @@
   # TODO(port): Port to Mac.
   unit_test_files.extend([
       'browser/chrome_thread_unittest.cc',
+      'browser/history/history_types_unittest.cc',
+      'browser/history/text_database_unittest.cc',
+      'browser/history/visit_tracker_unittest.cc',
       'browser/metrics_response_unittest.cc',
       'browser/net/dns_host_info_unittest.cc',
       'browser/printing/page_range_unittest.cc',
       'browser/printing/page_setup_unittest.cc',
       'browser/printing/units_unittest.cc',
+      'browser/safe_browsing/bloom_filter_unittest.cc',
       'browser/safe_browsing/chunk_range_unittest.cc',
       'browser/safe_browsing/protocol_parser_unittest.cc',
       'browser/safe_browsing/safe_browsing_util_unittest.cc',
@@ -147,6 +151,7 @@
       LIBS = [
           'browser',
           'common',
+          'sqlite',
       ],
   )
 
@@ -170,17 +175,14 @@
       'browser/history/expire_history_backend_unittest.cc',
       'browser/history/history_backend_unittest.cc',
       'browser/history/history_querying_unittest.cc',
-      'browser/history/history_types_unittest.cc',
       'browser/history/history_unittest.cc',
       'browser/history/query_parser_unittest.cc',
       'browser/history/snippet_unittest.cc',
       'browser/history/starred_url_database_unittest.cc',
       'browser/history/text_database_manager_unittest.cc',
-      'browser/history/text_database_unittest.cc',
       'browser/history/thumbnail_database_unittest.cc',
       'browser/history/url_database_unittest.cc',
       'browser/history/visit_database_unittest.cc',
-      'browser/history/visit_tracker_unittest.cc',
       'browser/importer/firefox_importer_unittest.cc',
       'browser/importer/importer_unittest.cc',
       'browser/metrics_log_unittest.cc',
@@ -194,7 +196,6 @@
       'browser/renderer_security_policy_unittest.cc',
       'browser/resource_dispatcher_host_unittest.cc',
       'browser/rlz/rlz_unittest.cc',
-      'browser/safe_browsing/bloom_filter_unittest.cc',
       'browser/safe_browsing/protocol_manager_unittest.cc',
       'browser/safe_browsing/safe_browsing_database_unittest.cc',
       'browser/safe_browsing/safe_browsing_database_impl_unittest.cc',