Annotate paths and deprecate ExtractSource(s)Deps

Add `android:"path"` to all properties that take paths to source
files, and remove the calls to ExtractSource(s)Deps, the
pathsDepsMutator will add the necessary SourceDepTag dependency.

Test: All soong tests
Change-Id: I488ba1a5d680aaa50b04fc38acf693e23c6d4d6d
diff --git a/genrule/genrule.go b/genrule/genrule.go
index 47d88c3..f265eb6 100644
--- a/genrule/genrule.go
+++ b/genrule/genrule.go
@@ -83,16 +83,16 @@
 	Tools []string
 
 	// Local file that is used as the tool
-	Tool_files []string
+	Tool_files []string `android:"path"`
 
 	// List of directories to export generated headers from
 	Export_include_dirs []string
 
 	// list of input files
-	Srcs []string `android:"arch_variant"`
+	Srcs []string `android:"path,arch_variant"`
 
 	// input files to exclude
-	Exclude_srcs []string `android:"arch_variant"`
+	Exclude_srcs []string `android:"path,arch_variant"`
 }
 
 type Module struct {
@@ -143,8 +143,6 @@
 }
 
 func (g *Module) DepsMutator(ctx android.BottomUpMutatorContext) {
-	android.ExtractSourcesDeps(ctx, g.properties.Srcs)
-	android.ExtractSourcesDeps(ctx, g.properties.Tool_files)
 	if g, ok := ctx.Module().(*Module); ok {
 		for _, tool := range g.properties.Tools {
 			tag := hostToolDependencyTag{label: tool}