Update V8 DEPS.

Rolling v8/tools/clang to 37246cb63b9720d6fe74b473210291007e49297b

TBR=jochen@chromium.org
BUG=chromium:466099
LOG=n

Review URL: https://codereview.chromium.org/1005333002

Cr-Commit-Position: refs/heads/master@{#27200}

DEPS

@@ -18,7 +18,7 @@ deps = {
   "v8/testing/gmock":
     Var("git_url") + "/external/googlemock.git" + "@" + "29763965ab52f24565299976b936d1265cb6a271",  # from svn revision 501
   "v8/tools/clang":
-    Var("git_url") + "/chromium/src/tools/clang.git" + "@" + "ed79fd57317ab9f09ce52a5e1c7424eebb80a73e",
+    Var("git_url") + "/chromium/src/tools/clang.git" + "@" + "37246cb63b9720d6fe74b473210291007e49297b",
 }
 
 deps_os = {

build/standalone.gypi

@@ -201,6 +201,9 @@
         # things when their commandline changes). Nothing should ever read this
         # define.
         'defines': ['CR_CLANG_REVISION=<!(<(DEPTH)/tools/clang/scripts/update.sh --print-revision)'],
+        'cflags+': [
+          '-Wno-format-pedantic',
+        ],
       }],
     ],
     'target_conditions': [