Repair the build for Android on IA in a x64 host platform

build/common.gypi

 # Copyright 2012 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 150 matching lines @@
                     'ldflags': ['-m32'],
                   }],
                 ],
               }],
             ],
           }],
           ['v8_target_arch=="ia32"', {
             'defines': [
               'V8_TARGET_ARCH_IA32',
             ],
+            'conditions': [
+              ['host_arch=="x64" and OS=="android"', {
+                'target_conditions': [
+                  ['_toolset=="host"', {
+                    'cflags': ['-m32'],
+                    'ldflags': ['-m32'],
+                  }],
+                ],
+                'defines': [
+                  'V8_HOST_ARCH_IA32',
+                ],
+              }],
+            ],
           }],
           ['v8_target_arch=="mips"', {
             'defines': [
               'V8_TARGET_ARCH_MIPS',
             ],
             'variables': {
               'mipscompiler': '<!($(echo ${CXX:-$(which g++)}) -v 2>&1 | grep -q "^Target: mips-" && echo "yes" || echo "no")',
             },
             'conditions': [
               ['mipscompiler=="yes"', {
@@ skipping 233 matching lines @@
                 # some test cases can cause stack overflow.
                 # 'StackReserveSize': '297152',
               },
             },
           }],  # OS=="win"
         ],  # conditions
       },  # Release
     },  # configurations
   },  # target_defaults
 }