git: openjdk/jdk: 8253167: ARM32 builds fail after JDK-8247910

[Kim Barrett]

Changeset: bca9e55b
Author:    Kim Barrett <kbarrett at openjdk.org>
Date:      2020-09-21 00:31:26 +0000
URL:       https://git.openjdk.java.net/jdk/commit/bca9e55b

8253167: ARM32 builds fail after JDK-8247910
8213483: ARM32: runtime/ErrorHandling/ShowRegistersOnAssertTest.java jtreg test fail

Removed platform-dependent definitions of BREAKPOINT as asm(breakpoint instruction).

Reviewed-by: coleenp, mikael, bulasevich

! src/hotspot/cpu/arm/globalDefinitions_arm.hpp
! src/hotspot/share/utilities/breakpoint.hpp