CpuProfiler: move StringsStorage class to separate source and header files.

src/profile-generator.h

Index: src/profile-generator.h
diff --git a/src/profile-generator.h b/src/profile-generator.h
index 9b4de6fe1a2a1ebbc8b4651ebae455bde4320e43..08e4afd6ca49bda73c5e7529f3e92aa8114db69d 100644
--- a/src/profile-generator.h
+++ b/src/profile-generator.h
@@ -9,42 +9,13 @@
 #include "include/v8-profiler.h"
 #include "src/allocation.h"
 #include "src/hashmap.h"
+#include "src/strings-storage.h"
 
 namespace v8 {
 namespace internal {
 
 struct OffsetRange;
 
-// Provides a storage of strings allocated in C++ heap, to hold them
-// forever, even if they disappear from JS heap or external storage.
-class StringsStorage {
- public:
-  explicit StringsStorage(Heap* heap);
-  ~StringsStorage();
-
-  const char* GetCopy(const char* src);
-  const char* GetFormatted(const char* format, ...);
-  const char* GetVFormatted(const char* format, va_list args);
-  const char* GetName(Name* name);
-  const char* GetName(int index);
-  const char* GetFunctionName(Name* name);
-  const char* GetFunctionName(const char* name);
-  size_t GetUsedMemorySize() const;
-
- private:
-  static const int kMaxNameSize = 1024;
-
-  static bool StringsMatch(void* key1, void* key2);
-  const char* AddOrDisposeString(char* str, int len);
-  HashMap::Entry* GetEntry(const char* str, int len);
-
-  uint32_t hash_seed_;
-  HashMap names_;
-
-  DISALLOW_COPY_AND_ASSIGN(StringsStorage);
-};
-
-
 // Provides a mapping from the offsets within generated code to
 // the source line.
 class JITLineInfoTable : public Malloced {