Index: third_party/WebKit/Source/platform/graphics/GraphicsTypes.h |
diff --git a/third_party/WebKit/Source/platform/graphics/GraphicsTypes.h b/third_party/WebKit/Source/platform/graphics/GraphicsTypes.h |
index 0c303722fcb85f9fe9063886ec5aaed8965f2050..fa3461f8fd969edb3faa24fde9b28eccc8feabdf 100644 |
--- a/third_party/WebKit/Source/platform/graphics/GraphicsTypes.h |
+++ b/third_party/WebKit/Source/platform/graphics/GraphicsTypes.h |
@@ -77,6 +77,9 @@ enum OpacityMode { |
enum AccelerationHint { |
PreferAcceleration, |
+ // The PreferAccelerationAfterVisibilityChange hint suggests we should switch back to acceleration |
+ // in the context of the canvas becoming visible again. |
+ PreferAccelerationAfterVisibilityChange, |
PreferNoAcceleration, |
}; |