Roll DEPS to get ARM64 and MIPS FFT implementations in OpenMAX DL library.

DEPS

Index: DEPS
diff --git a/DEPS b/DEPS
index 3581d7fad4f947dfccf1a249328a5e65f1dd0f7b..65f14c42bfe6f972cad791da27fe8a51f051a6d2 100644
--- a/DEPS
+++ b/DEPS
@@ -77,6 +77,10 @@ vars = {
   # the commit queue can handle CLs rolling PDFIum
   # and whatever else without interference from each other.
   "pdfium_revision": "9e16edd0ffb834e87da76fe6b0fe4aef39312685",
+  # Three lines of non-changing comments so that
+  # the commit queue can handle CLs rolling openmax_dl
+  # and whatever else without interference from each other.
+  "openmax_dl_revision": "6483",
 }
 
 deps = {
@@ -247,7 +251,7 @@ deps = {
     (Var("googlecode_url") % "webrtc") + "/trunk/webrtc@" + Var("webrtc_revision"),
 
   "src/third_party/openmax_dl":
-    (Var("googlecode_url") % "webrtc") + "/deps/third_party/openmax@6024",
+    (Var("googlecode_url") % "webrtc") + "/deps/third_party/openmax@" + Var("openmax_dl_revision"),
 
   "src/third_party/jsoncpp/source/include":
     (Var("sourceforge_url") % {"repo": "jsoncpp"}) +