[stubs] Port LoadIndexedStringStub to CSA

src/bailout-reason.h

 // Copyright 2014 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_BAILOUT_REASON_H_
 #define V8_BAILOUT_REASON_H_
 
 namespace v8 {
 namespace internal {
 
@@ skipping 195 matching lines @@
   V(kTryCatchStatement, "TryCatchStatement")                                   \
   V(kTryFinallyStatement, "TryFinallyStatement")                               \
   V(kUnalignedAllocationInNewSpace, "Unaligned allocation in new space")       \
   V(kUnalignedCellInWriteBarrier, "Unaligned cell in write barrier")           \
   V(kUnexpectedAllocationTop, "Unexpected allocation top")                     \
   V(kUnexpectedColorFound, "Unexpected color bit pattern found")               \
   V(kUnexpectedElementsKindInArrayConstructor,                                 \
     "Unexpected ElementsKind in array constructor")                            \
   V(kUnexpectedFallthroughFromCharCodeAtSlowCase,                              \
     "Unexpected fallthrough from CharCodeAt slow case")                        \
-  V(kUnexpectedFallthroughFromCharFromCodeSlowCase,                            \
-    "Unexpected fallthrough from CharFromCode slow case")                      \
   V(kUnexpectedFallThroughFromStringComparison,                                \
     "Unexpected fall-through from string comparison")                          \
   V(kUnexpectedFallthroughToCharCodeAtSlowCase,                                \
     "Unexpected fallthrough to CharCodeAt slow case")                          \
-  V(kUnexpectedFallthroughToCharFromCodeSlowCase,                              \
-    "Unexpected fallthrough to CharFromCode slow case")                        \
   V(kUnexpectedFPUStackDepthAfterInstruction,                                  \
     "Unexpected FPU stack depth after instruction")                            \
   V(kUnexpectedInitialMapForArrayFunction1,                                    \
     "Unexpected initial map for Array function (1)")                           \
   V(kUnexpectedInitialMapForArrayFunction2,                                    \
     "Unexpected initial map for Array function (2)")                           \
   V(kUnexpectedInitialMapForArrayFunction,                                     \
     "Unexpected initial map for Array function")                               \
   V(kUnexpectedInitialMapForInternalArrayFunction,                             \
     "Unexpected initial map for InternalArray function")                       \
@@ skipping 43 matching lines @@
 };
 #undef ERROR_MESSAGES_CONSTANTS
 
 
 const char* GetBailoutReason(BailoutReason reason);
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_BAILOUT_REASON_H_