Provide no-pic compilation option on android for x86 atom to improve performance

Makefile

 # 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 159 matching lines @@
 # armtest=on
 # With this flag set, by default v8 will only use features implied
 # by the compiler (no probe). This is done by modifying the default
 # values of enable_armv7, enable_vfp2, enable_vfp3 and enable_32dregs.
 # Modifying these flags when launching v8 will enable the probing for
 # the specified values.
 # When using the simulator, this flag is implied.
 ifeq ($(armtest), on)
   GYPFLAGS += -Darm_test=on
 endif
+ifeq ($(atom), true)
+  GYPFLAGS += -Datom=1
+endif
 
 # ----------------- available targets: --------------------
 # - "dependencies": pulls in external dependencies (currently: GYP)
 # - any arch listed in ARCHES (see below)
 # - any mode listed in MODES
 # - every combination <arch>.<mode>, e.g. "ia32.release"
 # - "native": current host's architecture, release mode
 # - any of the above with .check appended, e.g. "ia32.release.check"
 # - "android": cross-compile for Android/ARM
 # - "nacl" : cross-compile for Native Client (ia32 and x64)
@@ skipping 195 matching lines @@
 # Stores current GYPFLAGS in a file.
 $(ENVFILE).new:
         @mkdir -p $(OUTDIR); echo "GYPFLAGS=$(GYPFLAGS)" > $(ENVFILE).new; \
             echo "CXX=$(CXX)" >> $(ENVFILE).new
 
 # Dependencies.
 # Remember to keep these in sync with the DEPS file.
 dependencies:
         svn checkout --force http://gyp.googlecode.com/svn/trunk build/gyp \
             --revision 1501