Issue #2664 - Include date interval formatting in ICU build

config/check_spidermonkey_style.py

@@ -86,6 +86,7 @@ included_inclnames_to_ignore = set([
     'unicode/uclean.h',         # ICU
     'unicode/ucol.h',           # ICU
     'unicode/udat.h',           # ICU
+    'unicode/udateintervalformat.h',  # ICU
     'unicode/udatpg.h',         # ICU
     'unicode/udisplaycontext.h',# ICU
     'unicode/uenum.h',          # ICU

config/external/icu/i18n/sources.mozbuild

@@ -152,6 +152,7 @@ sources = [
    '/intl/icu/source/i18n/ucol_sit.cpp',
    '/intl/icu/source/i18n/ucoleitr.cpp',
    '/intl/icu/source/i18n/udat.cpp',
+   '/intl/icu/source/i18n/udateintervalformat.cpp',
    '/intl/icu/source/i18n/udatpg.cpp',
    '/intl/icu/source/i18n/ufieldpositer.cpp',
    '/intl/icu/source/i18n/uitercollationiterator.cpp',
@@ -217,7 +218,6 @@ other_sources = [
    '/intl/icu/source/i18n/transreg.cpp',
    '/intl/icu/source/i18n/tridpars.cpp',
    '/intl/icu/source/i18n/ucsdet.cpp',
-   '/intl/icu/source/i18n/udateintervalformat.cpp',
    '/intl/icu/source/i18n/ulocdata.cpp',
    '/intl/icu/source/i18n/unesctrn.cpp',
    '/intl/icu/source/i18n/uni2name.cpp',

intl/icu_sources_data.py

@@ -20,7 +20,11 @@ import subprocess
 import sys
 import tempfile
 
-from mozpack import path as mozpath
+#from mozpack import path as mozpath
+# Decouple from build system so it can be run separately
+# (this is close enough)
+import os.path as mozpath
+mozpath.normsep = lambda p: p
 
 # The following files have been determined to be dead/unused by a
 # semi-automated analysis. You can just remove any of the files below
@@ -81,7 +85,6 @@ UNUSED_SOURCES = sets.Set([
     'intl/icu/source/i18n/translit.cpp',
     'intl/icu/source/i18n/transreg.cpp',
     'intl/icu/source/i18n/tridpars.cpp',
-    'intl/icu/source/i18n/udateintervalformat.cpp',
     'intl/icu/source/i18n/unesctrn.cpp',
     'intl/icu/source/i18n/uni2name.cpp',
     'intl/icu/source/i18n/uregexc.cpp',