Common/PointerWrap: Hide internals.

Source/Core/Common/ChunkFile.h

@@ -46,6 +46,7 @@ public:
     MODE_VERIFY,    // compare
   };
 
+private:
   u8** ptr;
   Mode mode;
 

Source/Core/Core/IOS/Network/Socket.cpp

@@ -994,8 +994,8 @@ void WiiSockMan::Convert(sockaddr_in const& from, WiiSockAddrIn& to, s32 addrlen
 
 void WiiSockMan::DoState(PointerWrap& p)
 {
-  bool saving =
-      p.mode == PointerWrap::Mode::MODE_WRITE || p.mode == PointerWrap::Mode::MODE_MEASURE;
+  bool saving = p.GetMode() == PointerWrap::Mode::MODE_WRITE ||
+                p.GetMode() == PointerWrap::Mode::MODE_MEASURE;
   auto size = pending_polls.size();
   p.Do(size);
   if (!saving)

Source/Core/VideoCommon/CPMemory.cpp

@@ -26,7 +26,7 @@ void DoCPState(PointerWrap& p)
   p.Do(g_main_cp_state.vtx_desc);
   p.DoArray(g_main_cp_state.vtx_attr);
   p.DoMarker("CP Memory");
-  if (p.mode == PointerWrap::MODE_READ)
+  if (p.GetMode() == PointerWrap::MODE_READ)
   {
     CopyPreprocessCPStateFromMain();
     VertexLoaderManager::g_bases_dirty = true;

Source/Core/VideoCommon/Fifo.cpp

@@ -94,7 +94,7 @@ void DoState(PointerWrap& p)
   p.DoPointer(write_ptr, s_video_buffer);
   s_video_buffer_write_ptr = write_ptr;
   p.DoPointer(s_video_buffer_read_ptr, s_video_buffer);
-  if (p.mode == PointerWrap::MODE_READ && s_use_deterministic_gpu_thread)
+  if (p.GetMode() == PointerWrap::MODE_READ && s_use_deterministic_gpu_thread)
   {
     // We're good and paused, right?
     s_video_buffer_seen_ptr = s_video_buffer_pp_read_ptr = s_video_buffer_read_ptr;

Source/Core/VideoCommon/FreeLookCamera.cpp

@@ -298,7 +298,7 @@ Common::Vec2 FreeLookCamera::GetFieldOfViewMultiplier() const
 
 void FreeLookCamera::DoState(PointerWrap& p)
 {
-  if (p.mode == PointerWrap::MODE_WRITE || p.mode == PointerWrap::MODE_MEASURE)
+  if (p.GetMode() == PointerWrap::MODE_WRITE || p.GetMode() == PointerWrap::MODE_MEASURE)
   {
     p.Do(m_current_type);
     if (m_camera_controller)