Update DevTools DEPS (trusted)

Rolling build: https://chromium.googlesource.com/chromium/src/build/+log/1506790..760c475

Roll created at https://cr-buildbucket.appspot.com/build/8732109982954284257

Bug: none
Change-Id: I728cf66dda110b0635f5b4f1907dc7feee827785
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/5991153
Commit-Queue: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
Bot-Commit: Devtools Autoroller <devtools-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>

Author: devtools-ci-autoroll-builder

DEPS

@@ -12,7 +12,7 @@ vars = {
   'build_with_chromium': False,
 
   'build_url': 'https://chromium.googlesource.com/chromium/src/build.git',
-  'build_revision': '15067908249f346892104d3aea90d1dbf782e4ea',
+  'build_revision': '760c47578e29e7fa2a98c4e0e79f10e275ab4304',
 
   'buildtools_url': 'https://chromium.googlesource.com/chromium/src/buildtools.git',
   'buildtools_revision': 'c61bf9c942c84d2c42d4ce4fd5cf751fa36c7fd7',