Make FTS2 inclusion in SQLite optional

build/common.gypi

Index: build/common.gypi
diff --git a/build/common.gypi b/build/common.gypi
index ff91ec6f5b981641baa597a9a6de085e879fde48..4b33c5a2249bd3944f45b77069c6b9d1b4f3699c 100644
--- a/build/common.gypi
+++ b/build/common.gypi
@@ -1617,6 +1617,7 @@
         'enable_web_speech%': 0,
         'use_system_libxml%': 1,
         'use_system_sqlite%': 1,
+        'sqlite_enable_fts2%': 0,
         'locales==': [
           'ar', 'ca', 'cs', 'da', 'de', 'el', 'en-GB', 'en-US', 'es', 'es-MX',
           'fi', 'fr', 'he', 'hi', 'hr', 'hu', 'id', 'it', 'ja', 'ko', 'ms',
@@ -2336,6 +2337,10 @@
       }],
     ],
 
+    # fts2 is used for older history files, so we're signed on for keeping our
+    # version up-to-date.
+    'sqlite_enable_fts2%': 1,

[erikwright (departed), 2014/09/30 14:08:44]

I think there should be a variable named "support_pre_MXX_history_files". If
that's set, turn on 'sqlite_enable_fts2'.

A bit of archaeology will be required to find out what XX should be.

+
     # The path to the ANGLE library.
     'angle_path': '<(DEPTH)/third_party/angle',