Index: content/common/gpu/client/gpu_memory_buffer_impl_ozone_native_pixmap.cc |
diff --git a/content/common/gpu/client/gpu_memory_buffer_impl_ozone_native_pixmap.cc b/content/common/gpu/client/gpu_memory_buffer_impl_ozone_native_pixmap.cc |
index 40500a604f8a10ed40790cccb67a61348d455023..214cddd281f23f1c5ed760cdc3cfbbcd5196647e 100644 |
--- a/content/common/gpu/client/gpu_memory_buffer_impl_ozone_native_pixmap.cc |
+++ b/content/common/gpu/client/gpu_memory_buffer_impl_ozone_native_pixmap.cc |
@@ -36,11 +36,17 @@ GpuMemoryBufferImplOzoneNativePixmap::CreateFromHandle( |
} |
bool GpuMemoryBufferImplOzoneNativePixmap::Map(void** data) { |
- return pixmap_->Map(data); |
+ DCHECK(!mapped_); |
reveman
2015/08/07 17:59:44
Looks like you already have this dcheck in the pix
dshwang
2015/08/11 17:44:56
All GpuMemoryBufferImplXXX::Map/Unmap has same dch
reveman
2015/08/11 18:53:52
Other implementations have DCHECKs as we're not in
dshwang
2015/08/11 19:36:06
Done. Thank you for patient explanation.
|
+ bool result = pixmap_->Map(data); |
+ if (result) |
+ mapped_ = true; |
+ return result; |
} |
void GpuMemoryBufferImplOzoneNativePixmap::Unmap() { |
+ DCHECK(mapped_); |
pixmap_->Unmap(); |
+ mapped_ = false; |
} |
void GpuMemoryBufferImplOzoneNativePixmap::GetStride(int* stride) const { |