Revert of getComputedStyle should handle over-constrained properties.

third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp

Index: third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp
diff --git a/third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp b/third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp
index 56813871afa728e1882bfb1d086ebab88f429e4c..6f6d9465840e73bf9bd1165904ccfc566da9bce8 100644
--- a/third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp
+++ b/third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp
@@ -247,14 +247,6 @@
     if (offset.isAuto())
         return cssValuePool().createIdentifierValue(CSSValueAuto);
 
-    if (layoutObject) {
-        if (!opposite.isAuto() && layoutObject->isInFlowPositioned()) {
-            LayoutBlock* container = layoutObject->containingBlock();
-            bool ltr = container->style()->isLeftToRightDirection();
-            if ((propertyID == CSSPropertyLeft && !ltr) || (propertyID == CSSPropertyRight && ltr) || (propertyID == CSSPropertyBottom))
-                return zoomAdjustedPixelValue(-opposite.pixels(), style);
-        }
-    }
     return zoomAdjustedPixelValueForLength(offset, style);
 }