Revert of Remove download_binaries.py from DEPS

DEPS

 # Note: The buildbots evaluate this file with CWD set to the parent
 # directory and assume that the root of the checkout is in ./v8/, so
 # all paths in here must match this assumption.
 
 vars = {
   "chromium_url": "https://chromium.googlesource.com",
 }
 
 deps = {
   "v8/build":
     Var("chromium_url") + "/chromium/src/build.git" + "@" + "96aa45c609f022a0634f5b308cb215d662e69e2a",
   "v8/tools/gyp":
     Var("chromium_url") + "/external/gyp.git" + "@" + "e7079f0e0e14108ab0dba58728ff219637458563",
   "v8/third_party/icu":
     Var("chromium_url") + "/chromium/deps/icu.git" + "@" + "450be73c9ee8ae29d43d4fdc82febb2a5f62bfb5",
   "v8/third_party/instrumented_libraries":
-    Var("chromium_url") + "/chromium/src/third_party/instrumented_libraries.git" + "@" + "61065eb0db191f46bdea202e833f5cd1f1ecedcd",
+    Var("chromium_url") + "/chromium/src/third_party/instrumented_libraries.git" + "@" + "48dcb2c2397ce4fbb49f9461638a32ccf2c84ce5",
   "v8/buildtools":
     Var("chromium_url") + "/chromium/buildtools.git" + "@" + "e6b510a9daf822bbe9f922c200c58150803d2fd8",
   "v8/base/trace_event/common":
     Var("chromium_url") + "/chromium/src/base/trace_event/common.git" + "@" + "06294c8a4a6f744ef284cd63cfe54dbf61eea290",
   "v8/third_party/jinja2":
     Var("chromium_url") + "/chromium/src/third_party/jinja2.git" + "@" + "d34383206fa42d52faa10bb9931d6d538f3a57e0",
   "v8/third_party/markupsafe":
     Var("chromium_url") + "/chromium/src/third_party/markupsafe.git" + "@" + "8f45f5cfa0009d2a70589bcda0349b8cb2b72783",
   "v8/tools/swarming_client":
     Var('chromium_url') + '/external/swarming.client.git' + '@' + "11e31afa5d330756ff87aa12064bb5d032896cb5",
@@ skipping 216 matching lines @@
     # change.
     'name': 'sysroot',
     'pattern': '.',
     'action': [
         'python',
         'v8/build/linux/sysroot_scripts/install-sysroot.py',
         '--running-as-hook',
     ],
   },
   {
+    # Pull sanitizer-instrumented third-party libraries if requested via
+    # GYP_DEFINES.
+    'name': 'instrumented_libraries',
+    'pattern': '\\.sha1',
+    'action': [
+        'python',
+        'v8/third_party/instrumented_libraries/scripts/download_binaries.py',
+    ],
+  },
+  {
     # Update the Windows toolchain if necessary.
     'name': 'win_toolchain',
     'pattern': '.',
     'action': ['python', 'v8/build/vs_toolchain.py', 'update'],
   },
   # Pull binutils for linux, enabled debug fission for faster linking /
   # debugging when used with clang on Ubuntu Precise.
   # https://code.google.com/p/chromium/issues/detail?id=352046
   {
     'name': 'binutils',
@@ skipping 16 matching lines @@
     'name': 'clang',
     'pattern': '.',
     'action': ['python', 'v8/tools/clang/scripts/update.py', '--if-needed'],
   },
   {
     # A change to a .gyp, .gypi, or to GYP itself should run the generator.
     "pattern": ".",
     "action": ["python", "v8/gypfiles/gyp_v8", "--running-as-hook"],
   },
 ]