Reduce the number of locales for iOS.

build/common.gypi

Index: build/common.gypi
diff --git a/build/common.gypi b/build/common.gypi
index a858b38ad6271930e1a6c4a47571e7095f18f811..f77fcb7ff5e39dd3ff2ec1968e5a8fe462c2f933 100644
--- a/build/common.gypi
+++ b/build/common.gypi
@@ -941,7 +941,7 @@
       'am', 'ar', 'bg', 'bn', 'ca', 'cs', 'da', 'de', 'el', 'en-GB',
       'en-US', 'es-419', 'es', 'et', 'fa', 'fi', 'fil', 'fr', 'gu', 'he',
       'hi', 'hr', 'hu', 'id', 'it', 'ja', 'kn', 'ko', 'lt', 'lv',
-      'ml', 'mr', 'ms', 'nb', 'nl', 'pl', 'pt-PT', 'ro', 'ru',
+      'ml', 'mr', 'ms', 'nb', 'nl', 'pl', 'pt-BR', 'pt-PT', 'ro', 'ru',
       'sk', 'sl', 'sr', 'sv', 'sw', 'ta', 'te', 'th', 'tr', 'uk',
       'vi', 'zh-CN', 'zh-TW',
     ],
@@ -1068,6 +1068,12 @@
         'use_system_bzip2%': 1,
         'use_system_libxml%': 1,
         'use_system_sqlite%': 1,
+        'locales==': [
+          'ar', 'ca', 'cs', 'da', 'de', 'el', 'en-GB', 'en-US', 'es', 'fi',
+          'fr', 'he', 'hr', 'hu', 'id', 'it', 'ja', 'ko', 'ms', 'nl', 'pl',
+          'pt', 'pt-PT', 'ro', 'ru', 'sk', 'sv', 'th', 'tr', 'uk', 'vi',
+          'zh-CN', 'zh-TW',
+        ],
 
         # The Mac SDK is set for iOS builds and passed through to Mac
         # sub-builds. This allows the Mac sub-build SDK in an iOS build to be
@@ -1416,10 +1422,6 @@
           # iOS uses a whitelist to filter resources.
           '-w', '<(DEPTH)/build/ios/grit_whitelist.txt'
         ],
-        # iOS uses pt instead of pt-BR.
-        'locales': ['pt'],
-      }, {  # OS != "ios"
-        'locales': ['pt-BR'],
       }],
       ['enable_extensions==1', {
         'grit_defines': ['-D', 'enable_extensions'],