am 50367cc7: Trim down BUILD_FINGERPRINT.

# The string used to uniquely identify the combined build and product; used by the OTA server.

ifeq (,$(strip $(BUILD_FINGERPRINT)))

  BUILD_FINGERPRINT := $(PRODUCT_BRAND)/$(TARGET_PRODUCT)/$(TARGET_DEVICE):$(PLATFORM_VERSION)/$(BUILD_ID)/$(BUILD_NUMBER):$(TARGET_BUILD_VARIANT)/$(BUILD_VERSION_TAGS)

  ifneq ($(filter eng.%,$(BUILD_NUMBER)),)

    # Trim down BUILD_FINGERPRINT: the default BUILD_NUMBER makes it easily exceed

    # the Android system property length limit (PROPERTY_VALUE_MAX=92).

    BF_BUILD_NUMBER := $(USER)$(shell date +%m%d%H%M)

  else

    BF_BUILD_NUMBER := $(BUILD_NUMBER)

  endif

  BUILD_FINGERPRINT := $(PRODUCT_BRAND)/$(TARGET_PRODUCT)/$(TARGET_DEVICE):$(PLATFORM_VERSION)/$(BUILD_ID)/$(BF_BUILD_NUMBER):$(TARGET_BUILD_VARIANT)/$(BUILD_VERSION_TAGS)

endif

ifneq ($(words $(BUILD_FINGERPRINT)),1)

  $(error BUILD_FINGERPRINT cannot contain spaces: "$(BUILD_FINGERPRINT)")