Support blueprint_go_binary in PathForModuleSrc

Allow blueprint_go_binary to be used as test data by supporting it in
PathForModuleSrc.

Also make python use GetDirectDepsWithTag instead of VisitDirectDeps
so it doesn't fail on the dependency to a Blueprint (non-Android)
module.

Fixes: 186528269
Test: manual
Change-Id: Ibc1d7caf7bf1fa5db805c3b885a95df4baee0ecf
diff --git a/android/paths.go b/android/paths.go
index 93c5684..c88be89 100644
--- a/android/paths.go
+++ b/android/paths.go
@@ -24,6 +24,7 @@
 	"strings"
 
 	"github.com/google/blueprint"
+	"github.com/google/blueprint/bootstrap"
 	"github.com/google/blueprint/pathtools"
 )
 
@@ -448,6 +449,12 @@
 		return outputFiles, nil
 	} else if tag != "" {
 		return nil, fmt.Errorf("path dependency %q is not an output file producing module", path)
+	} else if goBinary, ok := module.(bootstrap.GoBinaryTool); ok {
+		if rel, err := filepath.Rel(PathForOutput(ctx).String(), goBinary.InstallPath()); err == nil {
+			return Paths{PathForOutput(ctx, rel).WithoutRel()}, nil
+		} else {
+			return nil, fmt.Errorf("cannot find output path for %q: %w", goBinary.InstallPath(), err)
+		}
 	} else if srcProducer, ok := module.(SourceFileProducer); ok {
 		return srcProducer.Srcs(), nil
 	} else {