Add dependency license annotations

Add annotations to dependency tags that are dynamic or classpath
linkage.

Bug: 207445310
Test: m checkbuild
Change-Id: Ife89b8f234aa40c380c721eda7dd18cab697fbb3

rust/rust.go

@@ -969,6 +969,7 @@ type dependencyTag struct {
 	name      string
 	library   bool
 	procMacro bool
+	dynamic   bool
 }
 
 // InstallDepNeeded returns true for rlibs, dylibs, and proc macros so that they or their transitive
@@ -979,10 +980,19 @@ func (d dependencyTag) InstallDepNeeded() bool {
 
 var _ android.InstallNeededDependencyTag = dependencyTag{}
 
+func (d dependencyTag) LicenseAnnotations() []android.LicenseAnnotation {
+	if d.library && d.dynamic {
+		return []android.LicenseAnnotation{android.LicenseAnnotationSharedDependency}
+	}
+	return nil
+}
+
+var _ android.LicenseAnnotationsDependencyTag = dependencyTag{}
+
 var (
 	customBindgenDepTag = dependencyTag{name: "customBindgenTag"}
 	rlibDepTag          = dependencyTag{name: "rlibTag", library: true}
-	dylibDepTag         = dependencyTag{name: "dylib", library: true}
+	dylibDepTag         = dependencyTag{name: "dylib", library: true, dynamic: true}
 	procMacroDepTag     = dependencyTag{name: "procMacro", procMacro: true}
 	testPerSrcDepTag    = dependencyTag{name: "rust_unit_tests"}
 	sourceDepTag        = dependencyTag{name: "source"}