Remove redundant throws clauses

Removes exceptions that are declared in a method's signature but never thrown by the method itself or its implementations/derivatives.

itest/web/src/integration-test/java/org/springframework/security/integration/AbstractWebServerIntegrationTests.java

@@ -42,7 +42,7 @@ public abstract class AbstractWebServerIntegrationTests {
 		}
 	}
 
-	protected final MockMvc createMockMvc(String... configLocations) throws Exception {
+	protected final MockMvc createMockMvc(String... configLocations) {
 		if (this.context != null) {
 			throw new IllegalStateException("context is already loaded");
 		}