Reland "Turn on the instrumentation by default for the java code in APEXes"

This reverts commit c021ea0b35.

Bug: 149353192
Change-Id: I2b1c0736202de26c5ea88c0ab14574bd7207a5fb
Test: N/A (this is a clean revert) forward fix will be followed

java/java.go

@@ -1519,6 +1519,11 @@ func (j *Module) compile(ctx android.ModuleContext, aaptSrcJar android.Path) {
 		j.headerJarFile = j.implementationJarFile
 	}
 
+	// Force enable the instrumentation for java code that is built for APEXes
+	if android.DirectlyInAnyApex(ctx, ctx.ModuleName()) && !j.IsForPlatform() {
+		j.properties.Instrument = true
+	}
+
 	if j.shouldInstrument(ctx) {
 		outputFile = j.instrument(ctx, flags, outputFile, jarName)
 	}