Remove more float machinery.

sky/engine/core/rendering/style/RenderStyleConstants.h

Index: sky/engine/core/rendering/style/RenderStyleConstants.h
diff --git a/sky/engine/core/rendering/style/RenderStyleConstants.h b/sky/engine/core/rendering/style/RenderStyleConstants.h
index 6f9444b56f8d213677fa0c5ef2857291260f115d..f88faa4636f68b34d69cb9beb7531aa444be6b13 100644
--- a/sky/engine/core/rendering/style/RenderStyleConstants.h
+++ b/sky/engine/core/rendering/style/RenderStyleConstants.h
@@ -75,10 +75,6 @@ enum EPosition {
     AbsolutePosition = 2,
 };
 
-enum EFloat {
-    NoFloat, LeftFloat, RightFloat
-};
-
 enum EMarginCollapse { MCOLLAPSE, MSEPARATE, MDISCARD };
 
 // Box decoration attributes. Not inherited.
@@ -100,10 +96,6 @@ enum EVerticalAlign {
     TEXT_BOTTOM, TOP, BOTTOM, BASELINE_MIDDLE, LENGTH
 };
 
-enum EClear {
-    CNONE = 0, CLEFT = 1, CRIGHT = 2, CBOTH = 3
-};
-
 enum ETableLayout {
     TAUTO, TFIXED
 };