From 91f7f3fa6a6d62ed0ce819c3286b0ffe6eddedbc Mon Sep 17 00:00:00 2001
From: dan sinclair <dsinclair@chromium.org>
Date: Wed, 2 Mar 2016 18:58:37 -0500
Subject: Remove unused CFX_GrowOnlyPool.

The CFX_GrowOnlyPool class is never used, removed.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1757043002 .
---
 core/include/fxcrt/fx_memory.h     | 28 -------------------------
 core/src/fxcrt/fx_basic_memmgr.cpp | 42 --------------------------------------
 2 files changed, 70 deletions(-)

diff --git a/core/include/fxcrt/fx_memory.h b/core/include/fxcrt/fx_memory.h
index b9b1888930..e1cc07090a 100644
--- a/core/include/fxcrt/fx_memory.h
+++ b/core/include/fxcrt/fx_memory.h
@@ -78,35 +78,7 @@ class CFX_DestructObject {
  public:
   virtual ~CFX_DestructObject() {}
 };
-class CFX_GrowOnlyPool {
- public:
-  CFX_GrowOnlyPool(size_t trunk_size = 16384);
-
-  ~CFX_GrowOnlyPool();
 
-  void SetTrunkSize(size_t trunk_size) { m_TrunkSize = trunk_size; }
-
-  void* AllocDebug(size_t size, const FX_CHAR* file, int line) {
-    return Alloc(size);
-  }
-
-  void* Alloc(size_t size);
-
-  void* ReallocDebug(void* p, size_t new_size, const FX_CHAR* file, int line) {
-    return NULL;
-  }
-
-  void* Realloc(void* p, size_t new_size) { return NULL; }
-
-  void Free(void* mem) {}
-
-  void FreeAll();
-
- private:
-  size_t m_TrunkSize;
-
-  void* m_pFirstTrunk;
-};
 #endif  // __cplusplus
 
 #endif  // CORE_INCLUDE_FXCRT_FX_MEMORY_H_
diff --git a/core/src/fxcrt/fx_basic_memmgr.cpp b/core/src/fxcrt/fx_basic_memmgr.cpp
index 6665df60da..a0af6aef6d 100644
--- a/core/src/fxcrt/fx_basic_memmgr.cpp
+++ b/core/src/fxcrt/fx_basic_memmgr.cpp
@@ -23,45 +23,3 @@ NEVER_INLINE void FX_OutOfMemoryTerminate() {
   abort();
   reinterpret_cast<void (*)()>(0xbd)();
 }
-
-CFX_GrowOnlyPool::CFX_GrowOnlyPool(size_t trunk_size) {
-  m_TrunkSize = trunk_size;
-  m_pFirstTrunk = NULL;
-}
-CFX_GrowOnlyPool::~CFX_GrowOnlyPool() {
-  FreeAll();
-}
-struct _FX_GrowOnlyTrunk {
-  size_t m_Size;
-  size_t m_Allocated;
-  _FX_GrowOnlyTrunk* m_pNext;
-};
-void CFX_GrowOnlyPool::FreeAll() {
-  _FX_GrowOnlyTrunk* pTrunk = (_FX_GrowOnlyTrunk*)m_pFirstTrunk;
-  while (pTrunk) {
-    _FX_GrowOnlyTrunk* pNext = pTrunk->m_pNext;
-    FX_Free(pTrunk);
-    pTrunk = pNext;
-  }
-  m_pFirstTrunk = NULL;
-}
-void* CFX_GrowOnlyPool::Alloc(size_t size) {
-  size = (size + 3) / 4 * 4;
-  _FX_GrowOnlyTrunk* pTrunk = (_FX_GrowOnlyTrunk*)m_pFirstTrunk;
-  while (pTrunk) {
-    if (pTrunk->m_Size - pTrunk->m_Allocated >= size) {
-      void* p = (uint8_t*)(pTrunk + 1) + pTrunk->m_Allocated;
-      pTrunk->m_Allocated += size;
-      return p;
-    }
-    pTrunk = pTrunk->m_pNext;
-  }
-  size_t alloc_size = size > m_TrunkSize ? size : m_TrunkSize;
-  pTrunk = (_FX_GrowOnlyTrunk*)FX_Alloc(uint8_t,
-                                        sizeof(_FX_GrowOnlyTrunk) + alloc_size);
-  pTrunk->m_Size = alloc_size;
-  pTrunk->m_Allocated = size;
-  pTrunk->m_pNext = (_FX_GrowOnlyTrunk*)m_pFirstTrunk;
-  m_pFirstTrunk = pTrunk;
-  return pTrunk + 1;
-}
-- 
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