Add a Repack tool to scons. This is used to compile linux resources

webkit/tools/test_shell/SConscript

Index: webkit/tools/test_shell/SConscript
diff --git a/webkit/tools/test_shell/SConscript b/webkit/tools/test_shell/SConscript
index 8e8b5801202e2776b752eede54422811e488534c..24d1af3f183292d2f284e0973b712d6647c8b148 100644
--- a/webkit/tools/test_shell/SConscript
+++ b/webkit/tools/test_shell/SConscript
@@ -209,19 +209,13 @@ if env.Bit('windows'):
 
 if env.Bit('linux'):
   # Build the linux resource files.
-  import sys
-  sys.path.append(env.Dir('$CHROME_SRC_DIR/tools/grit').abspath)
   env_grd = env.Clone()
-  env_grd.Tool('scons', toolpath=[env_grd.Dir('$CHROME_SRC_DIR/tools/grit/grit')])
   # This dummy target is used to tell the emitter where to put the target
   # files.
   generated = env_grd.GRIT(
       '$TARGET_ROOT/grit_derived_sources/fake_test_shell_resources',
       '$CHROME_SRC_DIR/webkit/tools/test_shell/test_shell_resources.grd')
 
-  env.Append(BUILDERS = { 'Repack' : Builder(
-      action = 'python $CHROME_SRC_DIR/tools/data_pack/repack.py $TARGET $SOURCES',
-  )})
   test_shell_data = env.Repack(
       '$TARGET_ROOT/test_shell.pak',
       ['$TARGET_ROOT/grit_derived_sources/net_resources.pak',