Setting Java 11 as the default version

Test: m
Change-Id: Ia9a0aa2a4aa02d7b67ad8e1cb6083d33c3d75e70

java/base.go

@@ -122,14 +122,6 @@ type CommonProperties struct {
 		Javacflags []string
 	}
 
-	Openjdk11 struct {
-		// List of source files that should only be used when passing -source 1.9 or higher
-		Srcs []string `android:"path"`
-
-		// List of javac flags that should only be used when passing -source 1.9 or higher
-		Javacflags []string
-	}
-
 	// When compiling language level 9+ .java code in packages that are part of
 	// a system module, patch_module names the module that your sources and
 	// dependencies should be patched into. The Android runtime currently
@@ -976,9 +968,6 @@ func (j *Module) compile(ctx android.ModuleContext, aaptSrcJar android.Path) {
 	if flags.javaVersion.usesJavaModules() {
 		j.properties.Srcs = append(j.properties.Srcs, j.properties.Openjdk9.Srcs...)
 	}
-	if ctx.Config().TargetsJava11() {
-		j.properties.Srcs = append(j.properties.Srcs, j.properties.Openjdk11.Srcs...)
-	}
 
 	srcFiles := android.PathsForModuleSrcExcludes(ctx, j.properties.Srcs, j.properties.Exclude_srcs)
 	if hasSrcExt(srcFiles.Strings(), ".proto") {