1 files changed, 26 insertions, 0 deletions
diff --git a/chromium/v8/src/compiler/graph-visualizer.h b/chromium/v8/src/compiler/graph-visualizer.h
index 05f522b6bca..55859330157 100644
--- a/chromium/v8/src/compiler/graph-visualizer.h
+++ b/chromium/v8/src/compiler/graph-visualizer.h
@@ -22,6 +22,8 @@ class SourcePosition;
 namespace compiler {
 
 class Graph;
+class LiveRange;
+class TopLevelLiveRange;
 class Instruction;
 class InstructionBlock;
 class InstructionOperand;
@@ -155,6 +157,30 @@ std::ostream& operator<<(std::ostream& os, const AsC1V& ac);
 std::ostream& operator<<(std::ostream& os,
                          const AsC1VRegisterAllocationData& ac);
 
+struct LiveRangeAsJSON {
+  const LiveRange& range_;
+  const InstructionSequence& code_;
+};
+
+std::ostream& operator<<(std::ostream& os,
+                         const LiveRangeAsJSON& live_range_json);
+
+struct TopLevelLiveRangeAsJSON {
+  const TopLevelLiveRange& range_;
+  const InstructionSequence& code_;
+};
+
+std::ostream& operator<<(
+    std::ostream& os, const TopLevelLiveRangeAsJSON& top_level_live_range_json);
+
+struct RegisterAllocationDataAsJSON {
+  const RegisterAllocationData& data_;
+  const InstructionSequence& code_;
+};
+
+std::ostream& operator<<(std::ostream& os,
+                         const RegisterAllocationDataAsJSON& ac);
+
 struct InstructionOperandAsJSON {
   const InstructionOperand* op_;
   const InstructionSequence* code_;