From e6324fa7137fa224daa397464293e0c74e1c68ce Mon Sep 17 00:00:00 2001
From: dan sinclair <dsinclair@chromium.org>
Date: Thu, 11 May 2017 09:57:27 -0400
Subject: Remove unused GetPlatformSurface and GetDC methods

The times we need the DC we call ::GetDC to retrieve it from the platform.
These methods are unused.

Change-Id: If83aa9b37ae2231d8029db6f2e6d8d17f1825611
Reviewed-on: https://pdfium-review.googlesource.com/5350
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>
---
 core/fxge/cfx_windowsdevice.h        | 2 --
 core/fxge/ifx_renderdevicedriver.cpp | 4 ----
 core/fxge/ifx_renderdevicedriver.h   | 1 -
 core/fxge/win32/cfx_windowsdib.h     | 1 -
 core/fxge/win32/fx_win32_device.cpp  | 9 ---------
 core/fxge/win32/fx_win32_print.cpp   | 4 ----
 core/fxge/win32/win32_int.h          | 2 --
 7 files changed, 23 deletions(-)

diff --git a/core/fxge/cfx_windowsdevice.h b/core/fxge/cfx_windowsdevice.h
index 6240d84219..2d17cb7dd8 100644
--- a/core/fxge/cfx_windowsdevice.h
+++ b/core/fxge/cfx_windowsdevice.h
@@ -33,8 +33,6 @@ class CFX_WindowsDevice : public CFX_RenderDevice {
 
   explicit CFX_WindowsDevice(HDC hDC);
   ~CFX_WindowsDevice() override;
-
-  HDC GetDC() const;
 };
 
 #endif  // _WIN32
diff --git a/core/fxge/ifx_renderdevicedriver.cpp b/core/fxge/ifx_renderdevicedriver.cpp
index fae86cbfc6..9b94e883f2 100644
--- a/core/fxge/ifx_renderdevicedriver.cpp
+++ b/core/fxge/ifx_renderdevicedriver.cpp
@@ -73,10 +73,6 @@ bool IFX_RenderDeviceDriver::DrawDeviceText(int nChars,
   return false;
 }
 
-void* IFX_RenderDeviceDriver::GetPlatformSurface() const {
-  return nullptr;
-}
-
 int IFX_RenderDeviceDriver::GetDriverType() const {
   return 0;
 }
diff --git a/core/fxge/ifx_renderdevicedriver.h b/core/fxge/ifx_renderdevicedriver.h
index 97f35b641b..f4df846011 100644
--- a/core/fxge/ifx_renderdevicedriver.h
+++ b/core/fxge/ifx_renderdevicedriver.h
@@ -94,7 +94,6 @@ class IFX_RenderDeviceDriver {
                               const CFX_Matrix* pObject2Device,
                               float font_size,
                               uint32_t color);
-  virtual void* GetPlatformSurface() const;
   virtual int GetDriverType() const;
   virtual void ClearDriver();
   virtual bool DrawShading(const CPDF_ShadingPattern* pPattern,
diff --git a/core/fxge/win32/cfx_windowsdib.h b/core/fxge/win32/cfx_windowsdib.h
index e59e9d60a4..3ecbb5835d 100644
--- a/core/fxge/win32/cfx_windowsdib.h
+++ b/core/fxge/win32/cfx_windowsdib.h
@@ -43,7 +43,6 @@ class CFX_WindowsDIB : public CFX_DIBitmap {
   static CFX_RetainPtr<CFX_DIBitmap> LoadFromFile(const char* filename);
   static CFX_RetainPtr<CFX_DIBitmap> LoadDIBitmap(WINDIB_Open_Args_ args);
 
-  HDC GetDC() const { return m_hMemDC; }
   HBITMAP GetWindowsBitmap() const { return m_hBitmap; }
 
   void LoadFromDevice(HDC hDC, int left, int top);
diff --git a/core/fxge/win32/fx_win32_device.cpp b/core/fxge/win32/fx_win32_device.cpp
index 6e960f95b4..43d53e1bb0 100644
--- a/core/fxge/win32/fx_win32_device.cpp
+++ b/core/fxge/win32/fx_win32_device.cpp
@@ -929,10 +929,6 @@ bool CGdiDeviceDriver::GetClipBox(FX_RECT* pRect) {
   return !!(::GetClipBox(m_hDC, (RECT*)pRect));
 }
 
-void* CGdiDeviceDriver::GetPlatformSurface() const {
-  return (void*)m_hDC;
-}
-
 void CGdiDeviceDriver::DrawLine(float x1, float y1, float x2, float y2) {
   if (!m_bMetafileDCType) {  // EMF drawing is not bound to the DC.
     int startOutOfBoundsFlag = (x1 < 0) | ((x1 > m_Width) << 1) |
@@ -1368,11 +1364,6 @@ CFX_WindowsDevice::CFX_WindowsDevice(HDC hDC) {
 
 CFX_WindowsDevice::~CFX_WindowsDevice() {}
 
-HDC CFX_WindowsDevice::GetDC() const {
-  IFX_RenderDeviceDriver* pRDD = GetDeviceDriver();
-  return pRDD ? reinterpret_cast<HDC>(pRDD->GetPlatformSurface()) : nullptr;
-}
-
 // static
 IFX_RenderDeviceDriver* CFX_WindowsDevice::CreateDriver(HDC hDC) {
   int device_type = ::GetDeviceCaps(hDC, TECHNOLOGY);
diff --git a/core/fxge/win32/fx_win32_print.cpp b/core/fxge/win32/fx_win32_print.cpp
index 86636b5bfa..f060c04127 100644
--- a/core/fxge/win32/fx_win32_print.cpp
+++ b/core/fxge/win32/fx_win32_print.cpp
@@ -491,7 +491,3 @@ bool CPSPrinterDriver::DrawDeviceText(int nChars,
   return m_PSRenderer.DrawText(nChars, pCharPos, pFont, pObject2Device,
                                font_size, color);
 }
-
-void* CPSPrinterDriver::GetPlatformSurface() const {
-  return m_hDC;
-}
diff --git a/core/fxge/win32/win32_int.h b/core/fxge/win32/win32_int.h
index a5fc853de5..2f69c0ea57 100644
--- a/core/fxge/win32/win32_int.h
+++ b/core/fxge/win32/win32_int.h
@@ -156,7 +156,6 @@ class CGdiDeviceDriver : public IFX_RenderDeviceDriver {
                         uint32_t color,
                         int blend_type) override;
   bool GetClipBox(FX_RECT* pRect) override;
-  void* GetPlatformSurface() const override;
 
   void DrawLine(float x1, float y1, float x2, float y2);
 
@@ -322,7 +321,6 @@ class CPSPrinterDriver : public IFX_RenderDeviceDriver {
                       const CFX_Matrix* pObject2Device,
                       float font_size,
                       uint32_t color) override;
-  void* GetPlatformSurface() const override;
 
   HDC m_hDC;
   bool m_bCmykOutput;
-- 
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