Refactoring: Use in-class member initialization in EditingStyle.h

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

Index: third_party/WebKit/Source/core/editing/EditingStyle.h
diff --git a/third_party/WebKit/Source/core/editing/EditingStyle.h b/third_party/WebKit/Source/core/editing/EditingStyle.h
index d2b8baf4ee01b54b3262659e717bc7a2c6dd90c4..c5215dc26dd6ca0fd667d201fac5dba21332099b 100644
--- a/third_party/WebKit/Source/core/editing/EditingStyle.h
+++ b/third_party/WebKit/Source/core/editing/EditingStyle.h
@@ -145,7 +145,7 @@ public:
     DECLARE_TRACE();
 
 private:
-    EditingStyle();
+    EditingStyle() = default;
     EditingStyle(ContainerNode*, PropertiesToInclude);
     EditingStyle(const Position&, PropertiesToInclude);
     explicit EditingStyle(const StylePropertySet*);
@@ -161,8 +161,8 @@ private:
     void mergeStyle(const StylePropertySet*, CSSPropertyOverrideMode);
 
     Member<MutableStylePropertySet> m_mutableStyle;
-    bool m_isMonospaceFont;
-    float m_fontSizeDelta;
+    bool m_isMonospaceFont = false;
+    float m_fontSizeDelta = NoFontDelta;
     bool m_isVerticalAlign = false;
 
     friend class HTMLElementEquivalent;