Roll ICU to d7eebbfb d7eebbfb icu: Expand is_linux to is_linux || is_chromeos. 83b2ac66 [fuchsia] Bring more changes from the Fuchsia copy 368b1cb1 Upstream Fuchsia changes in build file Bug: 56362 Change-Id: I71013cf8c4e2da94c61a5d4c531cf2dd400b32f1