Convert ModuleProvder to generic providers API

Convert all of the callers of ModuleProvider/ModuleHasProvider to use the
type-safe android.SingletonModuleProvider API.

Bug: 316410648
Test: builds
Change-Id: I6f11638546b64749e451cebbf33140248dc1d193
diff --git a/java/bootclasspath_fragment_test.go b/java/bootclasspath_fragment_test.go
index 828de21..216c3b3 100644
--- a/java/bootclasspath_fragment_test.go
+++ b/java/bootclasspath_fragment_test.go
@@ -272,7 +272,7 @@
 	`)
 
 	fragment := result.Module("myfragment", "android_common")
-	info := result.ModuleProvider(fragment, HiddenAPIInfoProvider).(HiddenAPIInfo)
+	info, _ := android.SingletonModuleProvider(result, fragment, HiddenAPIInfoProvider)
 
 	stubsJar := "out/soong/.intermediates/mystublib/android_common/dex/mystublib.jar"
 
@@ -456,7 +456,7 @@
 
 	// Make sure that the library exports hidden API properties for use by the bootclasspath_fragment.
 	library := result.Module("mynewlibrary", "android_common")
-	info := result.ModuleProvider(library, hiddenAPIPropertyInfoProvider).(HiddenAPIPropertyInfo)
+	info, _ := android.SingletonModuleProvider(result, library, hiddenAPIPropertyInfoProvider)
 	android.AssertArrayString(t, "split packages", []string{"sdklibrary", "newlibrary"}, info.SplitPackages)
 	android.AssertArrayString(t, "package prefixes", []string{"newlibrary.all.mine"}, info.PackagePrefixes)
 	android.AssertArrayString(t, "single packages", []string{"newlibrary.mine"}, info.SinglePackages)