Switching over to full usage of is_java_debug

build/config/android/config.gni

Index: build/config/android/config.gni
diff --git a/build/config/android/config.gni b/build/config/android/config.gni
index 300402a57dd1b640efdf58354ea68bd00d60a651..47c14e63d907fb20eb31451a662e676b333a95f3 100644
--- a/build/config/android/config.gni
+++ b/build/config/android/config.gni
@@ -126,8 +126,8 @@ if (is_android) {
     # Neither of these should ever be used for release builds since they are
     # somewhat experimental and dx --incremental is known to not produce
     # byte-for-byte identical output.
-    assert(!(enable_incremental_dx && !is_debug))
-    assert(!(enable_incremental_javac && !is_debug))
+    assert(!(enable_incremental_dx && !is_java_debug))
+    assert(!(enable_incremental_javac && !is_java_debug))
 
     # Adds intrumentation to each function. Writes a file with the order that
     # functions are called at startup.