Remove FX_BOOL from xfa.

Review-Url: https://codereview.chromium.org/2467203003
diff --git a/xfa/fxbarcode/cbc_code39.h b/xfa/fxbarcode/cbc_code39.h
index 42edf8e..7f5c627 100644
--- a/xfa/fxbarcode/cbc_code39.h
+++ b/xfa/fxbarcode/cbc_code39.h
@@ -18,17 +18,17 @@
   ~CBC_Code39() override;
 
   // CBC_OneCode:
-  FX_BOOL Encode(const CFX_WideStringC& contents,
-                 FX_BOOL isDevice,
-                 int32_t& e) override;
-  FX_BOOL RenderDevice(CFX_RenderDevice* device,
-                       const CFX_Matrix* matrix,
-                       int32_t& e) override;
-  FX_BOOL RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) override;
+  bool Encode(const CFX_WideStringC& contents,
+              bool isDevice,
+              int32_t& e) override;
+  bool RenderDevice(CFX_RenderDevice* device,
+                    const CFX_Matrix* matrix,
+                    int32_t& e) override;
+  bool RenderBitmap(CFX_DIBitmap*& pOutBitmap, int32_t& e) override;
   BC_TYPE GetType() override;
 
-  FX_BOOL SetTextLocation(BC_TEXT_LOC location);
-  FX_BOOL SetWideNarrowRatio(int32_t ratio);
+  bool SetTextLocation(BC_TEXT_LOC location);
+  bool SetWideNarrowRatio(int32_t ratio);
 
  private:
   CFX_WideString m_renderContents;