Add missing -Wno-missing-field-initializer flag to standalone.gypi.

Chrome uses -Wno-missing-field-initializers when building V8, so we
should better use that as well. It silences warnings generated for the
GTest port files.

BUG=v8:3518
LOG=n
R=jochen@chromium.org

Review URL: https://codereview.chromium.org/535283006

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23676 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

build/standalone.gypi

@@ -215,9 +215,18 @@
     ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris" \
        or OS=="netbsd"', {
       'target_defaults': {
-        'cflags': [ '-Wall', '<(werror)', '-W', '-Wno-unused-parameter',
-                    '-Wno-long-long', '-pthread', '-fno-exceptions',
-                    '-pedantic' ],
+        'cflags': [
+          '-Wall',
+          '<(werror)',
+          '-W',
+          '-Wno-unused-parameter',
+          '-Wno-long-long',
+          '-pthread',
+          '-fno-exceptions',
+          '-pedantic',
+          # Don't warn about the "struct foo f = {0};" initialization pattern.
+          '-Wno-missing-field-initializers',
+        ],
         'cflags_cc': [ '-Wnon-virtual-dtor', '-fno-rtti', '-std=gnu++0x' ],
         'ldflags': [ '-pthread', ],
         'conditions': [
@@ -234,8 +243,15 @@
     #  or OS=="netbsd"'
     ['OS=="qnx"', {
       'target_defaults': {
-        'cflags': [ '-Wall', '<(werror)', '-W', '-Wno-unused-parameter',
-                    '-fno-exceptions' ],
+        'cflags': [
+          '-Wall',
+          '<(werror)',
+          '-W',
+          '-Wno-unused-parameter',
+          '-fno-exceptions',
+          # Don't warn about the "struct foo f = {0};" initialization pattern.
+          '-Wno-missing-field-initializers',
+        ],
         'cflags_cc': [ '-Wnon-virtual-dtor', '-fno-rtti', '-std=gnu++0x' ],
         'conditions': [
           [ 'visibility=="hidden"', {
@@ -361,6 +377,8 @@
             '-Wendif-labels',
             '-W',
             '-Wno-unused-parameter',
+            # Don't warn about the "struct foo f = {0};" initialization pattern.
+            '-Wno-missing-field-initializers',
           ],
         },
         'conditions': [