Changed type of border-width longhands from unsigned to float.

third_party/WebKit/Source/core/style/BorderData.h

Index: third_party/WebKit/Source/core/style/BorderData.h
diff --git a/third_party/WebKit/Source/core/style/BorderData.h b/third_party/WebKit/Source/core/style/BorderData.h
index 2e1dc4a1ed94c27dea0b11f3f0ca08b87da61a9c..48038301b7e480e9beaf69f11646a0e58ad14901 100644
--- a/third_party/WebKit/Source/core/style/BorderData.h
+++ b/third_party/WebKit/Source/core/style/BorderData.h
@@ -68,28 +68,28 @@ public:
         return false;
     }
 
-    int borderLeftWidth() const
+    float borderLeftWidth() const
     {
         if (!m_image.hasImage() && (m_left.style() == BNONE || m_left.style() == BHIDDEN))
             return 0;
         return m_left.width();
     }
 
-    int borderRightWidth() const
+    float borderRightWidth() const
     {
         if (!m_image.hasImage() && (m_right.style() == BNONE || m_right.style() == BHIDDEN))
             return 0;
         return m_right.width();
     }
 
-    int borderTopWidth() const
+    float borderTopWidth() const
     {
         if (!m_image.hasImage() && (m_top.style() == BNONE || m_top.style() == BHIDDEN))
             return 0;
         return m_top.width();
     }
 
-    int borderBottomWidth() const
+    float borderBottomWidth() const
     {
         if (!m_image.hasImage() && (m_bottom.style() == BNONE || m_bottom.style() == BHIDDEN))
             return 0;