Force all LayoutUnit construction to be explicit

third_party/WebKit/Source/platform/LayoutUnit.h

Index: third_party/WebKit/Source/platform/LayoutUnit.h
diff --git a/third_party/WebKit/Source/platform/LayoutUnit.h b/third_party/WebKit/Source/platform/LayoutUnit.h
index 09daec7766f89f0c6b092a4347ea744e8c779c91..355f65dc9ea747eb5514483ba3c6659e5071280e 100644
--- a/third_party/WebKit/Source/platform/LayoutUnit.h
+++ b/third_party/WebKit/Source/platform/LayoutUnit.h
@@ -71,13 +71,13 @@ class LayoutUnit {
 public:
     LayoutUnit() : m_value(0) { }
     // TODO(leviw): All of the below constructors should be explicit. crbug.com/581254
-    LayoutUnit(int value) { setValue(value); }
-    LayoutUnit(unsigned short value) { setValue(value); }
-    LayoutUnit(unsigned value) { setValue(value); }
-    LayoutUnit(unsigned long value) { m_value = clampTo<int>(value * kFixedPointDenominator); }
-    LayoutUnit(unsigned long long value) { m_value = clampTo<int>(value * kFixedPointDenominator); }
-    LayoutUnit(float value) { m_value = clampTo<int>(value * kFixedPointDenominator); }
-    LayoutUnit(double value) { m_value = clampTo<int>(value * kFixedPointDenominator); }
+    explicit LayoutUnit(int value) { setValue(value); }
+    explicit LayoutUnit(unsigned short value) { setValue(value); }
+    explicit LayoutUnit(unsigned value) { setValue(value); }
+    explicit LayoutUnit(unsigned long value) { m_value = clampTo<int>(value * kFixedPointDenominator); }
+    explicit LayoutUnit(unsigned long long value) { m_value = clampTo<int>(value * kFixedPointDenominator); }
+    explicit LayoutUnit(float value) { m_value = clampTo<int>(value * kFixedPointDenominator); }
+    explicit LayoutUnit(double value) { m_value = clampTo<int>(value * kFixedPointDenominator); }
 
     static LayoutUnit fromFloatCeil(float value)
     {
@@ -796,6 +796,11 @@ inline LayoutUnit layoutMod(const LayoutUnit& numerator, const LayoutUnit& denom
     return numerator % denominator;
 }
 
+inline LayoutUnit layoutMod(const LayoutUnit& numerator, int denominator)
+{
+    return numerator % LayoutUnit(denominator);
+}
+
 inline bool isIntegerValue(const LayoutUnit value)
 {
     return value.toInt() == value;