Further centralize computation of GrSurface VRAM consumption

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=4383

Change-Id: I054b74f2cd15f904f8e05af0fda58d6e8a523eb9
Reviewed-on: https://skia-review.googlesource.com/4383
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>

1 files changed, 1 insertions, 22 deletions

diff --git a/src/gpu/GrTexture.cpp b/src/gpu/GrTexture.cpp
index 91036bc156..de1135a1eb 100644
--- a/src/gpu/GrTexture.cpp
+++ b/src/gpu/GrTexture.cpp
@@ -35,29 +35,8 @@ void GrTexture::dirtyMipMaps(bool mipMapsDirty) {
     }
 }
 
-size_t GrTexture::ComputeSize(const GrSurfaceDesc& desc, bool hasMipMaps) {
-    size_t textureSize;
-
-    if (GrPixelConfigIsCompressed(desc.fConfig)) {
-        textureSize = GrCompressedFormatDataSize(desc.fConfig, desc.fWidth, desc.fHeight);
-    } else {
-        textureSize = (size_t) desc.fWidth * desc.fHeight * GrBytesPerPixel(desc.fConfig);
-    }
-
-    if (hasMipMaps) {
-        // We don't have to worry about the mipmaps being a different size than
-        // we'd expect because we never change fDesc.fWidth/fHeight.
-        textureSize += textureSize/3;
-    }
-
-    SkASSERT(!SkToBool(desc.fFlags & kRenderTarget_GrSurfaceFlag));
-    SkASSERT(textureSize <= WorstCaseSize(desc));
-
-    return textureSize;
-}
-
 size_t GrTexture::onGpuMemorySize() const {
-    return ComputeSize(fDesc, this->texturePriv().hasMipMaps());
+    return GrSurface::ComputeSize(fDesc, 1, this->texturePriv().hasMipMaps());
 }
 
 void GrTexture::validateDesc() const {