Partial Revert "Populate individual classpath_fragments' classpaths.prot..."

Reason for revert: test breakage b/189114287
Bug: 180105615
Bug: 189114287
Test: atest sdkextensions_e2e_tests

Change-Id: I13b622d6c61ea392bfcc8a40535045c87fa3a7b5
diff --git a/java/platform_bootclasspath.go b/java/platform_bootclasspath.go
index 5db2efe..10bf179 100644
--- a/java/platform_bootclasspath.go
+++ b/java/platform_bootclasspath.go
@@ -203,11 +203,18 @@
 func (b *platformBootclasspathModule) generateClasspathProtoBuildActions(ctx android.ModuleContext) {
 	// ART and platform boot jars must have a corresponding entry in DEX2OATBOOTCLASSPATH
 	classpathJars := configuredJarListToClasspathJars(ctx, b.ClasspathFragmentToConfiguredJarList(ctx), BOOTCLASSPATH, DEX2OATBOOTCLASSPATH)
+
+	// TODO(satayev): remove updatable boot jars once each apex has its own fragment
+	global := dexpreopt.GetGlobalConfig(ctx)
+	classpathJars = append(classpathJars, configuredJarListToClasspathJars(ctx, global.UpdatableBootJars, BOOTCLASSPATH)...)
+
 	b.classpathFragmentBase().generateClasspathProtoBuildActions(ctx, classpathJars)
 }
 
 func (b *platformBootclasspathModule) ClasspathFragmentToConfiguredJarList(ctx android.ModuleContext) android.ConfiguredJarList {
-	return b.getImageConfig(ctx).modules
+	global := dexpreopt.GetGlobalConfig(ctx)
+	// TODO(satayev): split ART apex jars into their own classpathFragment
+	return global.BootJars
 }
 
 // checkNonUpdatableModules ensures that the non-updatable modules supplied are not part of an