Remove XFA isolate tracker

We don't add anything to the tracker lists so we can remove the tracker.
The only thing the Initialize and Finialize methods are doing now is to
trigger a v8::V8::Dispose which should happen automatically at exit
anyway.

Change-Id: I1f783ae5a1df3df63fb067ab30310791b6c44929
Reviewed-on: https://pdfium-review.googlesource.com/20192
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

1 files changed, 0 insertions, 20 deletions

diff --git a/fxjs/cfxjse_isolatetracker.h b/fxjs/cfxjse_isolatetracker.h
index 5340d9b5c0..2bb16ca7ba 100644
--- a/fxjs/cfxjse_isolatetracker.h
+++ b/fxjs/cfxjse_isolatetracker.h
@@ -52,24 +52,4 @@ class CFXJSE_ScopeUtil_IsolateHandleRootContext {
   v8::Context::Scope m_cscope;
 };
 
-class CFXJSE_IsolateTracker {
- public:
-  typedef void (*DisposeCallback)(v8::Isolate*, bool bOwnedIsolate);
-
-  CFXJSE_IsolateTracker();
-  ~CFXJSE_IsolateTracker();
-
-  void Append(v8::Isolate* pIsolate,
-              std::unique_ptr<v8::ArrayBuffer::Allocator> alloc);
-  void Remove(v8::Isolate* pIsolate, DisposeCallback lpfnDisposeCallback);
-  void RemoveAll(DisposeCallback lpfnDisposeCallback);
-
-  static CFXJSE_IsolateTracker* g_pInstance;
-
- protected:
-  std::vector<v8::Isolate*> m_OwnedIsolates;
-  std::map<v8::Isolate*, std::unique_ptr<v8::ArrayBuffer::Allocator>>
-      m_AllocatorMap;
-};
-
 #endif  // FXJS_CFXJSE_ISOLATETRACKER_H_