Fix compile warning for struct/class mismatch
Fix compile warning for struct/class mismatch

./compile.sh is giving:

$ ./compile.sh build bazel-bin/src/bazel
🍃  Building Bazel with Bazel.
INFO: Found 1 target...
INFO: From Compiling src/main/cpp/blaze.cc:
In file included from src/main/cpp/blaze.cc:58:
./src/main/cpp/blaze_globals.h:42:1: warning: 'GlobalVariables' defined as a struct here but previously declared as a class [-Wmismatched-tags]
struct GlobalVariables {
^
./src/main/cpp/blaze_abrupt_exit.h:23:1: note: did you mean struct here?
class GlobalVariables;
^~~~~
struct
1 warning generated.

--
MOS_MIGRATED_REVID=111863702

anupcshan/bazel,snnn/bazel,ulfjack/bazel,dropbox/bazel,akira-baruah/bazel,bazelbuild/bazel,mikelikespie/bazel,iamthearm/bazel,ulfjack/bazel,cushon/bazel,kchodorow/bazel,hhclam/bazel,anupcshan/bazel,meteorcloudy/bazel,whuwxl/bazel,mikelalcon/bazel,cushon/bazel,damienmg/bazel,aehlig/bazel,davidzchen/bazel,katre/bazel,perezd/bazel,ulfjack/bazel,spxtr/bazel,rohitsaboo/bazel,rohitsaboo/bazel,snnn/bazel,snnn/bazel,kchodorow/bazel,aehlig/bazel,hermione521/bazel,safarmer/bazel,werkt/bazel,damienmg/bazel,anupcshan/bazel,kchodorow/bazel-1,juhalindfors/bazel-patches,dslomov/bazel,abergmeier-dsfishlabs/bazel,kchodorow/bazel,zhexuany/bazel,hermione521/bazel,juhalindfors/bazel-patches,juhalindfors/bazel-patches,mbrukman/bazel,zhexuany/bazel,katre/bazel,aehlig/bazel,mikelalcon/bazel,Asana/bazel,dropbox/bazel,snnn/bazel,twitter-forks/bazel,UrbanCompass/bazel,spxtr/bazel,werkt/bazel,mrdomino/bazel,kchodorow/bazel,dslomov/bazel-windows,mikelikespie/bazel,iamthearm/bazel,twitter-forks/bazel,kchodorow/bazel,meteorcloudy/bazel,variac/bazel,zhexuany/bazel,aehlig/bazel,werkt/bazel,akira-baruah/bazel,spxtr/bazel,hhclam/bazel,twitter-forks/bazel,zhexuany/bazel,LuminateWireless/bazel,mbrukman/bazel,aehlig/bazel,werkt/bazel,safarmer/bazel,mrdomino/bazel,hermione521/bazel,kchodorow/bazel,bazelbuild/bazel,mikelikespie/bazel,dslomov/bazel,perezd/bazel,damienmg/bazel,damienmg/bazel,dropbox/bazel,dslomov/bazel,meteorcloudy/bazel,hermione521/bazel,twitter-forks/bazel,dropbox/bazel,LuminateWireless/bazel,damienmg/bazel,Asana/bazel,Asana/bazel,davidzchen/bazel,juhalindfors/bazel-patches,mbrukman/bazel,hhclam/bazel,akira-baruah/bazel,rohitsaboo/bazel,LuminateWireless/bazel,katre/bazel,ButterflyNetwork/bazel,mbrukman/bazel,damienmg/bazel,variac/bazel,kchodorow/bazel,twitter-forks/bazel,mikelalcon/bazel,abergmeier-dsfishlabs/bazel,ulfjack/bazel,safarmer/bazel,katre/bazel,dropbox/bazel,dslomov/bazel-windows,dslomov/bazel,variac/bazel,spxtr/bazel,abergmeier-dsfishlabs/bazel,kchodorow/bazel-1,ButterflyNetwork/bazel,variac/bazel,Asana/bazel,iamthearm/bazel,akira-baruah/bazel,whuwxl/bazel,Asana/bazel,snnn/bazel,mrdomino/bazel,LuminateWireless/bazel,spxtr/bazel,bazelbuild/bazel,iamthearm/bazel,davidzchen/bazel,LuminateWireless/bazel,bazelbuild/bazel,juhalindfors/bazel-patches,perezd/bazel,mrdomino/bazel,rohitsaboo/bazel,Asana/bazel,snnn/bazel,abergmeier-dsfishlabs/bazel,dropbox/bazel,juhalindfors/bazel-patches,whuwxl/bazel,cushon/bazel,zhexuany/bazel,ulfjack/bazel,safarmer/bazel,werkt/bazel,bazelbuild/bazel,whuwxl/bazel,mikelikespie/bazel,twitter-forks/bazel,mikelalcon/bazel,dslomov/bazel,kchodorow/bazel-1,safarmer/bazel,aehlig/bazel,UrbanCompass/bazel,cushon/bazel,ButterflyNetwork/bazel,kchodorow/bazel-1,mikelalcon/bazel,hhclam/bazel,perezd/bazel,aehlig/bazel,ButterflyNetwork/bazel,mrdomino/bazel,dslomov/bazel,anupcshan/bazel,UrbanCompass/bazel,ulfjack/bazel,juhalindfors/bazel-patches,hermione521/bazel,whuwxl/bazel,twitter-forks/bazel,dslomov/bazel-windows,whuwxl/bazel,hhclam/bazel,iamthearm/bazel,anupcshan/bazel,kchodorow/bazel-1,akira-baruah/bazel,dslomov/bazel,zhexuany/bazel,mikelikespie/bazel,meteorcloudy/bazel,perezd/bazel,variac/bazel,mbrukman/bazel,cushon/bazel,mbrukman/bazel,dslomov/bazel-windows,UrbanCompass/bazel,mrdomino/bazel,spxtr/bazel,cushon/bazel,hermione521/bazel,rohitsaboo/bazel,kchodorow/bazel-1,werkt/bazel,abergmeier-dsfishlabs/bazel,ButterflyNetwork/bazel,UrbanCompass/bazel,perezd/bazel,spxtr/bazel,meteorcloudy/bazel,akira-baruah/bazel,rohitsaboo/bazel,LuminateWireless/bazel,bazelbuild/bazel,ulfjack/bazel,hhclam/bazel,Asana/bazel,mikelalcon/bazel,snnn/bazel,abergmeier-dsfishlabs/bazel,katre/bazel,safarmer/bazel,UrbanCompass/bazel,variac/bazel,variac/bazel,dslomov/bazel-windows,iamthearm/bazel,davidzchen/bazel,ButterflyNetwork/bazel,davidzchen/bazel,perezd/bazel,mikelikespie/bazel,davidzchen/bazel,damienmg/bazel,katre/bazel,meteorcloudy/bazel,dslomov/bazel-windows,anupcshan/bazel,davidzchen/bazel,meteorcloudy/bazel