Style improvements to LayoutLib create.

This change doesn't change the functionality but removes dead code and
simplifies various places to remove warnings.

Change-Id: I371e06bfbd587dbf0eeafc69787b9805f7008f62
diff --git a/create/README.txt b/create/README.txt
index 2e83f35..8de64db 100644
--- a/create/README.txt
+++ b/create/README.txt
@@ -236,7 +236,7 @@
 implementation.
 b- A brand new implementation of SomeClass.MethodName() which calls to a non-existing static method
 named SomeClass_Delegate.MethodName(). The implementation of this 'delegate' method is done in
-layoutlib_brigde.
+layoutlib_bridge.
 
 The delegate method is a static method. If the original method is non-static, the delegate method
 receives the original 'this' as its first argument. If the original method is an inner non-static