[coverage] Block coverage with support for IfStatements

src/interpreter/bytecode-array-builder.cc

Index: src/interpreter/bytecode-array-builder.cc
diff --git a/src/interpreter/bytecode-array-builder.cc b/src/interpreter/bytecode-array-builder.cc
index e6137efca5b9057d37105b7a0a0327bbb8443eb6..ee864c45fa300d4351c28f6d28f0a45a579524bc 100644
--- a/src/interpreter/bytecode-array-builder.cc
+++ b/src/interpreter/bytecode-array-builder.cc
@@ -1199,6 +1199,13 @@ BytecodeArrayBuilder& BytecodeArrayBuilder::Debugger() {
   return *this;
 }
 
+BytecodeArrayBuilder& BytecodeArrayBuilder::IncBlockCounter(int slot) {
+  DCHECK(FLAG_block_coverage);
+  DCHECK_GE(slot, 0);
+  OutputIncBlockCounter(slot);
+  return *this;
+}
+
 BytecodeArrayBuilder& BytecodeArrayBuilder::ForInPrepare(
     Register receiver, RegisterList cache_info_triple) {
   DCHECK_EQ(3, cache_info_triple.register_count());