8057125: The fix for JDK-8027627 was incomplete: Don't hardcode bash anywhere.

Reviewed-by: erikj

make/common/MakeBase.gmk

@@ -349,7 +349,7 @@ define SetupLogging
     # (and causing a crash on Cygwin).
     # Default shell seems to always be /bin/sh. Must override with bash to get this to work on Solaris.
     # Only use time if it's GNU time which supports format and output file.
-    WRAPPER_SHELL:=$$(BASH) $$(SRC_ROOT)/common/bin/shell-tracer.sh $$(if $$(findstring yes,$$(IS_GNU_TIME)),$$(TIME),-) $$(OUTPUT_ROOT)/build-trace-time.log /bin/bash
+    WRAPPER_SHELL:=$$(BASH) $$(SRC_ROOT)/common/bin/shell-tracer.sh $$(if $$(findstring yes,$$(IS_GNU_TIME)),$$(TIME),-) $$(OUTPUT_ROOT)/build-trace-time.log $$(BASH)
     SHELL=$$(warning $$(if $$@,Building $$@,Running shell command) $$(if $$<, (from $$<))$$(if $$?, ($$(wordlist 1, 20, $$?) $$(if $$(wordlist 21, 22, $$?), ... [in total $$(words $$?) files]) newer)))$$(WRAPPER_SHELL)
   endif
   # Never remove warning messages; this is just for completeness