Re-enable AnimatedWebPTests::resumePartialDecodeAfterClearBufferCache.

R=schenney@chromium.org

Bug: 464103
Change-Id: Ic8ee3dca6d8fc9b333c7c17d2878786ff87342f7
Reviewed-on: https://chromium-review.googlesource.com/1155642Reviewed-by: Stephen Chenney <schenney@chromium.org>
Commit-Queue: Anders Ruud <andruud@chromium.org>
Cr-Commit-Position: refs/heads/master@{#579772}

third_party/blink/renderer/platform/image-decoders/webp/webp_image_decoder_test.cc

@@ -391,10 +391,8 @@ TEST(AnimatedWebPTests, randomDecodeAfterClearFrameBufferCache) {
       &CreateWEBPDecoder, "/images/resources/webp-animated-icc-xmp.webp");
 }
 
-// This test is disabled since it timed out on the Windows bot. See
-// crrev.com/962853004
 TEST(AnimatedWebPTests,
-     DISABLED_resumePartialDecodeAfterClearFrameBufferCache) {
+     resumePartialDecodeAfterClearFrameBufferCache) {
   TestResumePartialDecodeAfterClearFrameBufferCache(
       &CreateWEBPDecoder, "/images/resources/webp-animated-large.webp");
 }