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fix: ensure external memory adjustments are balanced (#33266)

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David Sanders 2022-03-16 10:54:30 -07:00 • committed by GitHub
parent cf3ee7be56
commit 652680e801
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2 changed files with 13 additions and 7 deletions
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17
shell/common/api/electron_api_native_image.cc
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@ -109,7 +109,7 @@ base::win::ScopedHICON ReadICOFromPath(int size, const base::FilePath& path) {
NativeImage::NativeImage(v8::Isolate* isolate, const gfx::Image& image)
: image_(image), isolate_(isolate) {
AdjustAmountOfExternalAllocatedMemory(true);
UpdateExternalAllocatedMemoryUsage();
}
#if BUILDFLAG(IS_WIN)
@ -120,22 +120,27 @@ NativeImage::NativeImage(v8::Isolate* isolate, const base::FilePath& hicon_path)
electron::util::ReadImageSkiaFromICO(&image_skia, GetHICON(256));
image_ = gfx::Image(image_skia);
AdjustAmountOfExternalAllocatedMemory(true);
UpdateExternalAllocatedMemoryUsage();
}
#endif
NativeImage::~NativeImage() {
AdjustAmountOfExternalAllocatedMemory(false);
isolate_->AdjustAmountOfExternalAllocatedMemory(-memory_usage_);
}
void NativeImage::AdjustAmountOfExternalAllocatedMemory(bool add) {
void NativeImage::UpdateExternalAllocatedMemoryUsage() {
int32_t new_memory_usage = 0;
if (image_.HasRepresentation(gfx::Image::kImageRepSkia)) {
auto* const image_skia = image_.ToImageSkia();
if (!image_skia->isNull()) {
int64_t size = image_skia->bitmap()->computeByteSize();
isolate_->AdjustAmountOfExternalAllocatedMemory(add ? size : -size);
new_memory_usage = image_skia->bitmap()->computeByteSize();
}
}
isolate_->AdjustAmountOfExternalAllocatedMemory(new_memory_usage -
memory_usage_);
memory_usage_ = new_memory_usage;
}
// static