crazy linker: convert relocation unpacking to Android style.

build/android/pack_arm_relocations.gypi

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This file is meant to be included into an action to provide a rule that
-# packs ARM relative relocations in Release builds of native libraries.
+# packs relocations in Release builds of native libraries.
 #
 # To use this, create a gyp target with the following form:
 #  {
 #    'action_name': 'pack_arm_relocations',
 #    'actions': [
 #      'variables': {
 #        'enable_packing': 'pack relocations if 1, plain file copy if 0'
 #        'exclude_packing_list': 'names of libraries explicitly not packed',
 #        'ordered_libraries_file': 'file generated by write_ordered_libraries'
 #        'input_paths': 'files to be added to the list of inputs'
 #        'stamp': 'file to touch when the action is complete'
 #        'stripped_libraries_dir': 'directory holding stripped libraries',
 #        'packed_libraries_dir': 'directory holding packed libraries',
 #      'includes': [ '../../build/android/pack_arm_relocations.gypi' ],
 #    ],
 #  },
 #
 
 {
   'variables': {
     'input_paths': [],
-    'conditions': [
-      ['target_arch == "arm64"', {
-        'has_relocations_with_addends': 1,
-      }, {
-        'has_relocations_with_addends': 0,
-      }],
-    ],
   },
   'inputs': [
     '<(DEPTH)/build/android/gyp/util/build_utils.py',
     '<(DEPTH)/build/android/gyp/pack_arm_relocations.py',
     '<(ordered_libraries_file)',
     '>@(input_paths)',
   ],
   'outputs': [
     '<(stamp)',
   ],
   'conditions': [
     ['enable_packing == 1', {
-      'message': 'Packing ARM relative relocations for <(_target_name)',
+      'message': 'Packing relocations for <(_target_name)',
       'dependencies': [
-        '<(DEPTH)/tools/relocation_packer/relocation_packer.gyp:relocation_packer#host',
+        '<(DEPTH)/third_party/android_platform/relocation_packer.gyp:android_relocation_packer#host',
       ],
       'inputs': [
-        '<(PRODUCT_DIR)/relocation_packer',
+        '<(PRODUCT_DIR)/android_relocation_packer',
       ],
       'action': [
         'python', '<(DEPTH)/build/android/gyp/pack_arm_relocations.py',
         '--configuration-name=<(CONFIGURATION_NAME)',
         '--enable-packing=1',
-        '--has-relocations-with-addends=<(has_relocations_with_addends)',
         '--exclude-packing-list=<@(exclude_packing_list)',
-        '--android-pack-relocations=<(PRODUCT_DIR)/relocation_packer',
-        '--android-objcopy=<(android_objcopy)',
+        '--android-pack-relocations=<(PRODUCT_DIR)/android_relocation_packer',
         '--stripped-libraries-dir=<(stripped_libraries_dir)',
         '--packed-libraries-dir=<(packed_libraries_dir)',
         '--libraries=@FileArg(<(ordered_libraries_file):libraries)',
         '--stamp=<(stamp)',
       ],
     }, {
       'message': 'Copying libraries (no relocation packing) for <(_target_name)',
       'action': [
         'python', '<(DEPTH)/build/android/gyp/pack_arm_relocations.py',
         '--configuration-name=<(CONFIGURATION_NAME)',
         '--enable-packing=0',
         '--stripped-libraries-dir=<(stripped_libraries_dir)',
         '--packed-libraries-dir=<(packed_libraries_dir)',
         '--libraries=@FileArg(<(ordered_libraries_file):libraries)',
         '--stamp=<(stamp)',
       ],
     }],
     ['component == "shared_library"', {
       # Add a fake output to force the build to always re-run this step. This
       # is required because the real inputs are not known at gyp-time and
       # changing base.so may not trigger changes to dependent libraries.
       'outputs': [ '<(stamp).fake' ]
     }],
   ],
 }