Roll ANGLE

https://chromium.googlesource.com/angle/angle.git/+log/5978e28d3adc..0492d4479799

Change-Id: I576dc57619434db7f7e3c82f97473b773307df3c
Reviewed-on: https://skia-review.googlesource.com/19447
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
diff --git a/DEPS b/DEPS
index 79c723c..c16da67 100644
--- a/DEPS
+++ b/DEPS
@@ -3,7 +3,7 @@
 deps = {
   "buildtools"                          : "https://chromium.googlesource.com/chromium/buildtools.git@e6b510a9daf822bbe9f922c200c58150803d2fd8",
   "common"                              : "https://skia.googlesource.com/common.git@9737551d7a52c3db3262db5856e6bcd62c462b92",
-  "third_party/externals/angle2"        : "https://chromium.googlesource.com/angle/angle.git@5978e28d3adc30d09c5cbdf51aa1e4b8dbfff6b1",
+  "third_party/externals/angle2"        : "https://chromium.googlesource.com/angle/angle.git@0492d4479799f296c4b1db4cb4ea465bacc8cec0",
   "third_party/externals/dng_sdk"       : "https://android.googlesource.com/platform/external/dng_sdk.git@96443b262250c390b0caefbf3eed8463ba35ecae",
   "third_party/externals/expat"         : "https://android.googlesource.com/platform/external/expat.git@android-6.0.1_r55",
   "third_party/externals/freetype"      : "https://skia.googlesource.com/third_party/freetype2.git@447a0b62634802d8acdb56008cff5ff4e50be244",