Rollback of commit ac6ed79e1a3fa6b0ca91657b28e2a35f7e49758c.

*** Reason for rollback ***

Roll-forward with fix

*** Original change description ***

Automated [] rollback of [].

*** Reason for rollback ***

Broke tests on Mac: https://google.com/url?sa=D&q=http%3A%2F%2Fci.bazel.io%2Fjob%2FBazel%2FJAVA_VERSION%3D1.8%2CPLATFORM_NAME%3Ddarwin-x86_64%2F269%2Fconsole

*** Original change description ***

Speed-up bootstrap on OS X by removing tool compilation.

--
MOS_MIGRATED_REVID=111833617
diff --git a/.gitignore b/.gitignore
index 06f4d0f..8fbc80a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,25 +11,5 @@
 /.classpath
 /.factorypath
 /.idea/
-/base_workspace/bazel-bin
-/base_workspace/bazel-genfiles
-/base_workspace/bazel-out
-/base_workspace/bazel-base_workspace
-/base_workspace/bazel-testlogs
-/base_workspace/examples
-/base_workspace/tools
-/base_workspace/third_party
-/base_workspace/src
+/base_workspace/*
 /bazel.iml
-/tools/jdk/jdk
-/tools/objc/*.jar
-/tools/objc/actoolwrapper.sh
-/tools/objc/environment_plist.sh
-/tools/objc/ibtoolwrapper.sh
-/tools/objc/momctoolwrapper.sh
-/tools/objc/momcwrapper.sh
-/tools/objc/realpath
-/tools/objc/StdRedirect.dylib
-/tools/objc/swiftstdlibtoolwrapper.sh
-/tools/objc/swiftstdlibtoolzip.sh
-/tools/objc/xcrunwrapper.sh