Make unittests work in component build

src/interpreter/bytecode-register-optimizer.cc

Index: src/interpreter/bytecode-register-optimizer.cc
diff --git a/src/interpreter/bytecode-register-optimizer.cc b/src/interpreter/bytecode-register-optimizer.cc
index acbe0ba5a1235b0782934fba25517c1f31923ff8..01a46d23746e1b70f01bd54178498b2768c3db8c 100644
--- a/src/interpreter/bytecode-register-optimizer.cc
+++ b/src/interpreter/bytecode-register-optimizer.cc
@@ -8,7 +8,7 @@ namespace v8 {
 namespace internal {
 namespace interpreter {
 
-const uint32_t BytecodeRegisterOptimizer::kInvalidEquivalenceId;
+const uint32_t BytecodeRegisterOptimizer::kInvalidEquivalenceId = kMaxUInt32;
 
 // A class for tracking the state of a register. This class tracks
 // which equivalence set a register is a member of and also whether a