Change rasterizer raw injector from depending on hardcoded values

deobfuscator/src/main/java/net/runelite/asm/attributes/code/instructions/ArrayStore.java

@@ -52,8 +52,7 @@ public abstract class ArrayStore extends Instruction implements ArrayStoreInstru
 		if (r.getInstruction() instanceof GetFieldInstruction)
 		{
 			GetFieldInstruction gf = (GetFieldInstruction) r.getInstruction();
-			Field f = gf.getMyField();
-			return f;
+			return gf.getMyField();
 		}
 
 		return null;
@@ -89,7 +88,7 @@ public abstract class ArrayStore extends Instruction implements ArrayStoreInstru
 
 			Field f1 = gf1.getMyField(),
 				f2 = gf2.getMyField();
-			
+
 			assert MappingExecutorUtil.isMaybeEqual(f1, f2);
 
 			if (f1 != null && f2 != null)

deobfuscator/src/main/java/net/runelite/asm/attributes/code/instructions/InvokeStatic.java

@@ -86,7 +86,7 @@ public class InvokeStatic extends Instruction implements InvokeInstruction
 	@SuppressWarnings("unchecked")
 	public List<net.runelite.asm.Method> getMethods()
 	{
-		return myMethod != null ? Arrays.asList(myMethod) : Collections.EMPTY_LIST;
+		return myMethod != null ? Collections.singletonList(myMethod) : Collections.EMPTY_LIST;
 	}
 
 	@Override

deobfuscator/src/main/java/net/runelite/asm/execution/MethodContext.java

@@ -70,10 +70,9 @@ public class MethodContext
 		return contexts.get(i);
 	}
 
-	@SuppressWarnings("unchecked")
 	public Collection<InstructionContext> getInstructionContexts()
 	{
-		return (Collection) contexts.values();
+		return contexts.values();
 	}
 
 	public void reset()