Add DEPS and minimal build configuration for Capstone disassembler.

DEPS

 # Copyright 2014 Google Inc. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
 #     http://www.apache.org/licenses/LICENSE-2.0
 #
 # Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,
@@ skipping 52 matching lines @@
   "src/tools/clang":
     Var("chromium_git") + "chromium/src/tools/clang@33c2e41",
 
   # This brings in Crashpad, used by SyzyASan for crash reporting.
   "src/third_party/crashpad/files":
     "https://chromium.googlesource.com/crashpad/crashpad@35da3b6735",
 
   # Brings in the open-source Microsoft cvinfo.h file.
   "src/third_party/microsoft-pdb":
     "https://github.com/Microsoft/microsoft-pdb.git@082c529",
+
+  # Capstone is the ultimate disassembler library.
+  "src/third_party/capstone/files":
+    "https://github.com/aquynh/capstone.git@1b585c1",
 }
 
 
 include_rules = [
   # Everybody can use some things.
   "+base",
   "+build",
 ]
 
 hooks = [
@@ skipping 72 matching lines @@
     "name": "syzygy-binaries",
     "pattern": ".",
     "action": [Var("python_path"),
                "src/syzygy/build/get_syzygy_binaries.py",
                "--output-dir=src/syzygy/binaries",
                "--revision=0645c685e783c6787acb8f6e1dade4f916605fc1",
                "--overwrite",
     ],
   },
 ]