[gwt-contrib] Fix typo in SafeStylesUtils.forZIndex. (issue1603803)

[t . broyer]

Reviewers: jlabanca,

Description:
Fix typo in SafeStylesUtils.forZIndex.
Fixes http://code.google.com/p/google-web-toolkit/issues/detail?id=7028

Please review this at http://gwt-code-reviews.appspot.com/1603803/

Affected files:
  M user/src/com/google/gwt/safecss/shared/SafeStylesUtils.java
  M user/test/com/google/gwt/safecss/shared/GwtSafeStylesUtilsTest.java


Index: user/src/com/google/gwt/safecss/shared/SafeStylesUtils.java
diff --git a/user/src/com/google/gwt/safecss/shared/SafeStylesUtils.java  
b/user/src/com/google/gwt/safecss/shared/SafeStylesUtils.java
index  
84f76a25c6eac211ddc0c264ea3bbe02aeba29a1..a225603353ec76353c7c9f2406d330728f81916e  
100644
--- a/user/src/com/google/gwt/safecss/shared/SafeStylesUtils.java
+++ b/user/src/com/google/gwt/safecss/shared/SafeStylesUtils.java
@@ -488,7 +488,7 @@ public final class SafeStylesUtils {
    * Set the z-index css property.
    */
   public static SafeStyles forZIndex(int value) {
-    return new SafeStylesString("zIndex: " + value + ";");
+    return new SafeStylesString("z-index: " + value + ";");
   }

   /**
Index: user/test/com/google/gwt/safecss/shared/GwtSafeStylesUtilsTest.java
diff --git  
a/user/test/com/google/gwt/safecss/shared/GwtSafeStylesUtilsTest.java  
b/user/test/com/google/gwt/safecss/shared/GwtSafeStylesUtilsTest.java
index  
2c6a37baaca4cff232ec4e6afea3b424d06c4225..29b97fd9ce8c4cecc5b006d738292c0ad2358e81  
100644
--- a/user/test/com/google/gwt/safecss/shared/GwtSafeStylesUtilsTest.java
+++ b/user/test/com/google/gwt/safecss/shared/GwtSafeStylesUtilsTest.java
@@ -92,7 +92,7 @@ public class GwtSafeStylesUtilsTest extends GWTTestCase {
   }

   public void testForZIndex() {
-    assertEquals("zIndex: 5;", SafeStylesUtils.forZIndex(5).asString());
+    assertEquals("z-index: 5;", SafeStylesUtils.forZIndex(5).asString());
   }

   public void testFromTrustedNameAndValue() {


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