Reduce the number of #includes of compiler.h.

src/serialize.cc

 // 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.
 
 #include "src/v8.h"
 
 #include "src/accessors.h"
 #include "src/api.h"
 #include "src/base/platform/platform.h"
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
+#include "src/compiler.h"
 #include "src/deoptimizer.h"
 #include "src/execution.h"
 #include "src/global-handles.h"
 #include "src/ic/ic.h"
 #include "src/ic/stub-cache.h"
 #include "src/natives.h"
 #include "src/objects.h"
 #include "src/runtime/runtime.h"
 #include "src/serialize.h"
 #include "src/snapshot.h"
@@ skipping 2622 matching lines @@
 int SerializedCodeData::NumInternalizedStrings() const {
   return GetHeaderValue(kNumInternalizedStringsOffset);
 }
 
 Vector<const uint32_t> SerializedCodeData::CodeStubKeys() const {
   int reservations_size = GetHeaderValue(kNumReservationsOffset) * kInt32Size;
   const byte* start = data_ + kHeaderSize + reservations_size;
   return Vector<const uint32_t>(reinterpret_cast<const uint32_t*>(start),
                                 GetHeaderValue(kNumCodeStubKeysOffset));
 }
+
+
+SerializedCodeData::SerializedCodeData(ScriptData* data)
+    : SerializedData(const_cast<byte*>(data->data()), data->length()) {}
+
+
+SerializedCodeData* SerializedCodeData::FromCachedData(ScriptData* cached_data,
+                                                       String* source) {
+  DisallowHeapAllocation no_gc;
+  SerializedCodeData* scd = new SerializedCodeData(cached_data);
+  if (scd->IsSane(source)) return scd;
+  cached_data->Reject();
+  delete scd;
+  return NULL;
+}
 } }  // namespace v8::internal