Remove all android references from SCons file

SConstruct

 # Copyright 2010 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 83 matching lines @@
     'visibility:hidden': {
       # Use visibility=default to disable this.
       'CXXFLAGS':     ['-fvisibility=hidden']
     },
     'strictaliasing:off': {
       'CCFLAGS':      ['-fno-strict-aliasing']
     },
     'mode:debug': {
       'CCFLAGS':      ['-g', '-O0'],
       'CPPDEFINES':   ['ENABLE_DISASSEMBLER', 'DEBUG'],
-      'os:android': {
-        'CCFLAGS':    ['-mthumb']
-      }
     },
     'mode:release': {
       'CCFLAGS':      ['-O3', '-fomit-frame-pointer', '-fdata-sections',
                        '-ffunction-sections'],
-      'os:android': {
-        'CCFLAGS':    ['-mthumb', '-Os'],
-        'CPPDEFINES': ['SK_RELEASE', 'NDEBUG']
-      }
     },
     'os:linux': {
       'CCFLAGS':      ['-ansi'] + GCC_EXTRA_CCFLAGS,
       'library:shared': {
         'CPPDEFINES': ['V8_SHARED'],
         'LIBS': ['pthread']
       }
     },
     'os:macos': {
       'CCFLAGS':      ['-ansi', '-mmacosx-version-min=10.4'],
@@ skipping 647 matching lines @@
   return 'default'
 
 
 PLATFORM_OPTIONS = {
   'arch': {
     'values': ['arm', 'ia32', 'x64', 'mips'],
     'guess': GuessArch,
     'help': 'the architecture to build for'
   },
   'os': {
-    'values': ['freebsd', 'linux', 'macos', 'win32', 'android', 'openbsd', 'solaris', 'cygwin'],
+    'values': ['freebsd', 'linux', 'macos', 'win32', 'openbsd', 'solaris', 'cygwin'],
     'guess': GuessOS,
     'help': 'the os to build for'
   },
   'toolchain': {
     'values': ['gcc', 'msvc'],
     'guess': GuessToolchain,
     'help': 'the toolchain to use'
   }
 }
 
@@ skipping 567 matching lines @@
 # version of scons.  Also, there's a bug in some revisions that
 # doesn't allow this flag to be set, so we swallow any exceptions.
 # Lovely.
 try:
   SetOption('warn', 'no-deprecated')
 except:
   pass
 
 
 Build()