Fix arm/LTO build by moving neon asm files to intrinsics target.

ads2gas.gypi

Index: ads2gas.gypi
diff --git a/ads2gas.gypi b/ads2gas.gypi
new file mode 100644
index 0000000000000000000000000000000000000000..8d72d3a203424d394b59f018afd1a74f6a012597
--- /dev/null
+++ b/ads2gas.gypi
@@ -0,0 +1,53 @@
+# Copyright (c) 2015 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.
+{
+  'variables': {
+    # Location of the intermediate output.
+    'shared_generated_dir': '<(SHARED_INTERMEDIATE_DIR)/third_party/libvpx',
+    'variables': {
+      'libvpx_source%': 'source/libvpx',
+      'conditions': [
+        ['OS=="ios"', {
+          'ads2gas_script%': 'ads2gas_apple.pl',
+        }, {
+          'ads2gas_script%': 'ads2gas.pl',
+        }],
+      ],
+    },
+    'ads2gas_script%': '<(ads2gas_script)',
+    # Location of the assembly conversion script.
+    'ads2gas_script_path': '<(libvpx_source)/build/make/<(ads2gas_script)',
+    'ads2gas_script_include': '<(libvpx_source)/build/make/thumb.pm',
+  },
+  'rules': [
+    {
+      'rule_name': 'convert_asm',
+      'extension': 'asm',
+      'inputs': [
+        '<(shared_generated_dir)/<(ads2gas_script)',
+        '<(shared_generated_dir)/thumb.pm',
+      ],
+      'outputs': [
+        '<(shared_generated_dir)/<(RULE_INPUT_ROOT).S',
+      ],
+      'action': [
+        'bash',
+        '-c',
+        'cat <(RULE_INPUT_PATH) | perl <(shared_generated_dir)/<(ads2gas_script) -chromium > <(shared_generated_dir)/<(RULE_INPUT_ROOT).S',
+      ],
+      'process_outputs_as_sources': 1,
+      'message': 'Convert libvpx asm file for ARM <(RULE_INPUT_PATH)',
+    },
+  ],
+
+  # Copy the script to the output folder so that we can use it with
+  # absolute path.
+  'copies': [{
+    'destination': '<(shared_generated_dir)',
+    'files': [
+      '<(ads2gas_script_path)',
+      '<(ads2gas_script_include)',
+    ],
+  }],
+}