Revert "Support static_libs for java_import modules"

Revert submission 3008874

Reason for revert: b/330903911
Reverted changes: /q/submissionid:3008874

Change-Id: I34cca9d021d9c806e28bb6a6a6da78efd61cde27
diff --git a/java/androidmk.go b/java/androidmk.go
index a52d439..e1b4efd 100644
--- a/java/androidmk.go
+++ b/java/androidmk.go
@@ -211,7 +211,7 @@
 	return []android.AndroidMkEntries{android.AndroidMkEntries{
 		Class:        "JAVA_LIBRARIES",
 		OverrideName: prebuilt.BaseModuleName(),
-		OutputFile:   android.OptionalPathForPath(prebuilt.combinedImplementationFile),
+		OutputFile:   android.OptionalPathForPath(prebuilt.combinedClasspathFile),
 		Include:      "$(BUILD_SYSTEM)/soong_java_prebuilt.mk",
 		ExtraEntries: []android.AndroidMkExtraEntriesFunc{
 			func(ctx android.AndroidMkExtraEntriesContext, entries *android.AndroidMkEntries) {
@@ -219,8 +219,8 @@
 				if prebuilt.dexJarFile.IsSet() {
 					entries.SetPath("LOCAL_SOONG_DEX_JAR", prebuilt.dexJarFile.Path())
 				}
-				entries.SetPath("LOCAL_SOONG_HEADER_JAR", prebuilt.combinedHeaderFile)
-				entries.SetPath("LOCAL_SOONG_CLASSES_JAR", prebuilt.combinedImplementationFile)
+				entries.SetPath("LOCAL_SOONG_HEADER_JAR", prebuilt.combinedClasspathFile)
+				entries.SetPath("LOCAL_SOONG_CLASSES_JAR", prebuilt.combinedClasspathFile)
 				entries.SetString("LOCAL_SDK_VERSION", prebuilt.sdkVersion.String())
 				entries.SetString("LOCAL_MODULE_STEM", prebuilt.Stem())
 				// TODO(b/289117800): LOCAL_ACONFIG_FILES for prebuilts