Remove the last remnants of the TranscendentalCache.

src/heap.cc

Index: src/heap.cc
diff --git a/src/heap.cc b/src/heap.cc
index 6921bb653f8a97c905fcc0800736c5044e6e38d4..f6c6ae6e3a68af10513a5fbc7c67957154dc021a 100644
--- a/src/heap.cc
+++ b/src/heap.cc
@@ -436,7 +436,6 @@ void Heap::ReportStatisticsAfterGC() {
 
 void Heap::GarbageCollectionPrologue() {
   {  AllowHeapAllocation for_the_first_part_of_prologue;
-    isolate_->transcendental_cache()->Clear();
     ClearJSFunctionResultCaches();
     gc_count_++;
     unflattened_strings_length_ = 0;
@@ -7755,29 +7754,6 @@ void Heap::GarbageCollectionGreedyCheck() {
 #endif
 
 
-TranscendentalCache::SubCache::SubCache(Isolate* isolate, Type t)
-  : type_(t),
-    isolate_(isolate) {
-  uint32_t in0 = 0xffffffffu;  // Bit-pattern for a NaN that isn't
-  uint32_t in1 = 0xffffffffu;  // generated by the FPU.
-  for (int i = 0; i < kCacheSize; i++) {
-    elements_[i].in[0] = in0;
-    elements_[i].in[1] = in1;
-    elements_[i].output = NULL;
-  }
-}
-
-
-void TranscendentalCache::Clear() {
-  for (int i = 0; i < kNumberOfCaches; i++) {
-    if (caches_[i] != NULL) {
-      delete caches_[i];
-      caches_[i] = NULL;
-    }
-  }
-}
-
-
 void ExternalStringTable::CleanUp() {
   int last = 0;
   for (int i = 0; i < new_space_strings_.length(); ++i) {