Move C-style functions into CGifContext

There are a number of functions in fx_gix.h/.cpp that take in a
pointer to a CGifContext as their first parameter. Moving these to be
methods in that class.

BUG=pdfium:902

Change-Id: I8c583ab9e42dda4241aa8a6f865408a94fa6d273
Reviewed-on: https://pdfium-review.googlesource.com/14670
Commit-Queue: Ryan Harrison <rharrison@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>

1 files changed, 6 insertions, 6 deletions

diff --git a/core/fxcodec/codec/ccodec_gifmodule.cpp b/core/fxcodec/codec/ccodec_gifmodule.cpp
index 911323c3a1..b7e55d5208 100644
--- a/core/fxcodec/codec/ccodec_gifmodule.cpp
+++ b/core/fxcodec/codec/ccodec_gifmodule.cpp
@@ -30,7 +30,7 @@ GifDecodeStatus CCodec_GifModule::ReadHeader(Context* pContext,
                                              int* bg_index,
                                              CFX_DIBAttribute* pAttribute) {
   auto* context = static_cast<CGifContext*>(pContext);
-  GifDecodeStatus ret = gif_read_header(context);
+  GifDecodeStatus ret = context->ReadHeader();
   if (ret != GifDecodeStatus::Success)
     return ret;
 
@@ -46,11 +46,11 @@ GifDecodeStatus CCodec_GifModule::ReadHeader(Context* pContext,
 GifDecodeStatus CCodec_GifModule::LoadFrameInfo(Context* pContext,
                                                 int* frame_num) {
   auto* context = static_cast<CGifContext*>(pContext);
-  GifDecodeStatus ret = gif_get_frame(context);
+  GifDecodeStatus ret = context->GetFrame();
   if (ret != GifDecodeStatus::Success)
     return ret;
 
-  *frame_num = gif_get_frame_num(context);
+  *frame_num = context->GetFrameNum();
   return GifDecodeStatus::Success;
 }
 
@@ -58,7 +58,7 @@ GifDecodeStatus CCodec_GifModule::LoadFrame(Context* pContext,
                                             int frame_num,
                                             CFX_DIBAttribute* pAttribute) {
   auto* context = static_cast<CGifContext*>(pContext);
-  GifDecodeStatus ret = gif_load_frame(context, frame_num);
+  GifDecodeStatus ret = context->LoadFrame(frame_num);
   if (ret != GifDecodeStatus::Success || !pAttribute)
     return ret;
 
@@ -81,12 +81,12 @@ GifDecodeStatus CCodec_GifModule::LoadFrame(Context* pContext,
 uint32_t CCodec_GifModule::GetAvailInput(Context* pContext,
                                          uint8_t** avail_buf_ptr) {
   auto* context = static_cast<CGifContext*>(pContext);
-  return gif_get_avail_input(context, avail_buf_ptr);
+  return context->GetAvailInput(avail_buf_ptr);
 }
 
 void CCodec_GifModule::Input(Context* pContext,
                              const uint8_t* src_buf,
                              uint32_t src_size) {
   auto* context = static_cast<CGifContext*>(pContext);
-  gif_input_buffer(context, (uint8_t*)src_buf, src_size);
+  context->SetInputBuffer((uint8_t*)src_buf, src_size);
 }