Roll ICU from 266a46937f05 to c6b685223182 (4 revisions)

DEPS

@@ -272,7 +272,7 @@ deps = {
    Var('github_git') + '/google/flatbuffers.git' + '@' + '0a80646371179f8a7a5c1f42c31ee1d44dcf6709',
 
   'src/third_party/icu':
-   Var('chromium_git') + '/chromium/deps/icu.git' + '@' + '266a46937f05303da1ac4c68f2c94f9a1caa3f76',
+   Var('chromium_git') + '/chromium/deps/icu.git' + '@' + 'c6b68522318204f795a8f04caebf6c0beb679cc4',
 
   'src/third_party/khronos':
    Var('chromium_git') + '/chromium/src/third_party/khronos.git' + '@' + '676d544d2b8f48903b7da9fceffaa534a5613978',

ci/licenses_golden/excluded_files

@@ -2039,6 +2039,7 @@
 ../../../third_party/icu/DIR_METADATA
 ../../../third_party/icu/OWNERS
 ../../../third_party/icu/README.chromium
+../../../third_party/icu/README.fuchsia
 ../../../third_party/icu/codereview.settings
 ../../../third_party/icu/filters
 ../../../third_party/icu/flutter/README.md

ci/licenses_golden/licenses_third_party

@@ -1,4 +1,4 @@
-Signature: f2c17c0d1c739ba302918c7b994a185b
+Signature: b4df9372cf82c5419ad37b57d8bffee1
 
 ====================================================================================================
 LIBRARY: angle
@@ -53709,6 +53709,7 @@ FILE: ../../../third_party/icu/source/tools/tzcode/zic.c
 FILE: ../../../third_party/icu/tzres/metaZones.res
 FILE: ../../../third_party/icu/tzres/timezoneTypes.res
 FILE: ../../../third_party/icu/tzres/zoneinfo64.res
+FILE: ../../../third_party/icu/version.json
 ----------------------------------------------------------------------------------------------------
 UNICODE, INC. LICENSE AGREEMENT - DATA FILES AND SOFTWARE