move -m32 flag for ia32 targets from standalone.gypi to common.gypi

so that we no longer depend on Chromium setting this flag.

BUG=v8:1648

Review URL: http://codereview.chromium.org/7830004

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9095 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

build/common.gypi

@@ -173,6 +173,14 @@
           },
         },
       }],
+      ['OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris"', {
+        'conditions': [
+          [ 'target_arch=="ia32"', {
+            'cflags': [ '-m32' ],
+            'ldflags': [ '-m32' ],
+          }],
+        ],
+      }],
     ],
     'configurations': {
       'Debug': {

build/standalone.gypi

@@ -79,10 +79,6 @@
                     '-fno-exceptions', '-pedantic' ],
         'ldflags': [ '-pthread', ],
         'conditions': [
-          [ 'target_arch=="ia32"', {
-            'cflags': [ '-m32' ],
-            'ldflags': [ '-m32' ],
-          }],
           [ 'OS=="linux"', {
             'cflags': [ '-ansi' ],
           }],