Roll src-internal from 7d34001f7d0e to 51f66972b477 (1 revision)

https://chrome-internal.googlesource.com/chrome/src-internal.git/+log/7d34001f7d0e..51f66972b477

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://skia-autoroll.corp.goog/r/src-internal-chromium-autoroll
Please CC  on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/master/autoroll/README.md

Cq-Include-Trybots: luci.chrome.try:linux-chromeos-chrome
Bug: None
Tbr: 
Change-Id: I99b61d7c736878e173f68f5952a18402858ed482
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2293712Reviewed-by: chromium-internal-autoroll <chromium-internal-autoroll@skia-corp.google.com.iam.gserviceaccount.com>
Commit-Queue: chromium-internal-autoroll <chromium-internal-autoroll@skia-corp.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#787508}

DEPS

@@ -1541,7 +1541,7 @@ deps = {
     Var('chromium_git') + '/v8/v8.git' + '@' +  Var('v8_revision'),
 
   'src-internal': {
-    'url': 'https://chrome-internal.googlesource.com/chrome/src-internal.git@7d34001f7d0ed1ea86f8c1b9f22c2581ef3ad000',
+    'url': 'https://chrome-internal.googlesource.com/chrome/src-internal.git@51f66972b477290e2616879f3743af411b756417',
     'condition': 'checkout_src_internal',
   },