


Fix the issue that the property goog.global.BlobBuilder or
goog.global.WebKitBlobBuilder may be renamed by JSC.

R=nicksantos
DELTA=15  (15 added, 0 deleted, 0 changed)


Revision created by MOE tool push_codebase.
MOE_MIGRATION=1633


ajukraine/closure-compiler,ajukraine/closure-compiler