[compiler] Profiler reconstructs inlined frames for deopts.

src/compiler.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COMPILER_H_
 #define V8_COMPILER_H_
 
 #include "src/allocation.h"
 #include "src/ast/ast.h"
 #include "src/bailout-reason.h"
@@ skipping 102 matching lines @@
   // Please note this interface is the only part dealing with {Code} objects
   // directly. Other methods are agnostic to {Code} and can use an interpreter
   // instead of generating JIT code for a function at all.
 
   // Generate and return optimized code for OSR, or empty handle on failure.
   MUST_USE_RESULT static MaybeHandle<Code> GetOptimizedCodeForOSR(
       Handle<JSFunction> function, BailoutId osr_ast_id,
       JavaScriptFrame* osr_frame);
 };
 
+// TODO(mstarzinger): Move this into the "crankshaft" directory.
 struct InlinedFunctionInfo {
-  InlinedFunctionInfo(int parent_id, SourcePosition inline_position,
-                      int script_id, int start_position)
-      : parent_id(parent_id),
-        inline_position(inline_position),
-        script_id(script_id),
-        start_position(start_position) {}
-  int parent_id;
-  SourcePosition inline_position;
-  int script_id;
+  explicit InlinedFunctionInfo(int start_position)
+      : start_position(start_position) {}
   int start_position;
-
-  static const int kNoParentId = -1;
 };
 
 
 // CompilationInfo encapsulates some information known at compile time.  It
 // is constructed based on the resources available at compile-time.
 class CompilationInfo final {
  public:
   // Various configuration flags for a compilation, as well as some properties
   // of the compiled code produced by a compilation.
   enum Flag {
@@ skipping 460 matching lines @@
   MUST_USE_RESULT Status SetLastStatus(Status status) {
     last_status_ = status;
     return last_status_;
   }
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_H_