diff --git a/experimental/sktext/src/Line.h b/experimental/sktext/src/Line.h
index 791ab51589..871f81600a 100644
--- a/experimental/sktext/src/Line.h
+++ b/experimental/sktext/src/Line.h
@@ -27,6 +27,8 @@ public:
 
   TextMetrics(const TextMetrics&) = default;
 
+  TextMetrics& operator=(const TextMetrics&) = default;
+
   void merge(TextMetrics tail) {
       this->fAscent = std::min(this->fAscent, tail.fAscent);
       this->fDescent = std::max(this->fDescent, tail.fDescent);
diff --git a/tools/gpu/GrContextFactory.h b/tools/gpu/GrContextFactory.h
index 253dbdc625..d9ab850de0 100644
--- a/tools/gpu/GrContextFactory.h
+++ b/tools/gpu/GrContextFactory.h
@@ -172,6 +172,7 @@ private:
 class ContextInfo {
 public:
     ContextInfo() = default;
+    ContextInfo(const ContextInfo&) = default;
     ContextInfo& operator=(const ContextInfo&) = default;
 
     GrContextFactory::ContextType type() const { return fType; }