[coverage] Block coverage with support for IfStatements

src/objects/shared-function-info.h

Index: src/objects/shared-function-info.h
diff --git a/src/objects/shared-function-info.h b/src/objects/shared-function-info.h
index 5ecc91dd70f876a1fb20d38103cfd5d84e6c6a5d..3fb5f1639fdf3eb2e18f7d795ea7340bd70b3639 100644
--- a/src/objects/shared-function-info.h
+++ b/src/objects/shared-function-info.h
@@ -177,6 +177,10 @@ class SharedFunctionInfo : public HeapObject {
   // to simplify access.
   bool HasBreakInfo() const;
 
+  // Coverage infos are contained in DebugInfo, this is a convenience method
+  // to simplify access.
+  bool HasCoverageInfo() const;
+
   // A function has debug code if the compiled code has debug break slots.
   inline bool HasDebugCode() const;