Support host platform cc builds

This involves handling of linux-* platforms (identifying them
appropriately as host), disabling unsupported Windows platform, and
denylisting of still-problematic modules.

Test: mixed_droid, with verification that shared library artifacts
originate from bazel-out

Change-Id: Ib52db49a2d2a3c1ff9b76af23fd4f22cfc9182d0

cc/cc.go

@@ -1717,7 +1717,7 @@ func (c *Module) maybeGenerateBazelActions(actx android.ModuleContext) bool {
 	bazelActionsUsed := false
 	// Mixed builds mode is disabled for modules outside of device OS.
 	// TODO(b/200841190): Support non-device OS in mixed builds.
-	if c.MixedBuildsEnabled(actx) && c.bazelHandler != nil && actx.Os().Class == android.Device {
+	if c.MixedBuildsEnabled(actx) && c.bazelHandler != nil {
 		bazelActionsUsed = c.bazelHandler.GenerateBazelBuildActions(actx, bazelModuleLabel)
 	}
 	return bazelActionsUsed