ASSERT -> DCHECK conversions in core/editing.

third_party/WebKit/Source/core/editing/EditingStyle.cpp

Index: third_party/WebKit/Source/core/editing/EditingStyle.cpp
diff --git a/third_party/WebKit/Source/core/editing/EditingStyle.cpp b/third_party/WebKit/Source/core/editing/EditingStyle.cpp
index 56b8f6e64ef937b49bbe8b86b0cabe35c997ff32..503a775758c2357efb9c415d85aca523cd5a61bf 100644
--- a/third_party/WebKit/Source/core/editing/EditingStyle.cpp
+++ b/third_party/WebKit/Source/core/editing/EditingStyle.cpp
@@ -1076,7 +1076,7 @@ static MutableStylePropertySet* extractEditingProperties(const StylePropertySet*
         return copyEditingProperties(style, OnlyInheritableEditingProperties);
     }
 
-    ASSERT_NOT_REACHED();
+    NOTREACHED();
     return nullptr;
 }
 
@@ -1638,7 +1638,7 @@ static bool fontWeightIsBold(const CSSValue* fontWeight)
         break;
     }
 
-    ASSERT_NOT_REACHED(); // For CSSValueBolder and CSSValueLighter
+    NOTREACHED(); // For CSSValueBolder and CSSValueLighter
     return false;
 }