third_party/WebKit/Source/platform/graphics/paint/README.md - Issue 2022563002: Remove display item scope

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Unified Diff: third_party/WebKit/Source/platform/graphics/paint/README.md

Issue 2022563002: Remove display item scope (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 7 months ago

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Index: third_party/WebKit/Source/platform/graphics/paint/README.md

diff --git a/third_party/WebKit/Source/platform/graphics/paint/README.md b/third_party/WebKit/Source/platform/graphics/paint/README.md

index 28d916d9e3f5d8aaef29c0a7359e4b018d7a2352..0bb62a6874e819ca63f9b6abfebed79040d7a9e2 100644

--- a/third_party/WebKit/Source/platform/graphics/paint/README.md

+++ b/third_party/WebKit/Source/platform/graphics/paint/README.md

@@ -118,11 +118,6 @@ item is identified by an ID consisting of:

* an opaque pointer to the *display item client* that produced it

* a type (from the `DisplayItem::Type` enum)

-* a scope number

-*** aside

-TODO(jbroman): Explain scope numbers.

-***

In practice, display item clients are generally subclasses of `LayoutObject`,

but can be other Blink objects which get painted, such as inline boxes and drag

@@ -130,7 +125,8 @@ images.

*** note

It is illegal for there to be two drawings with the same ID in a display item

-list.

+list, except for drawings that are marked uncacheable

+(see [DisplayItemCacheSkipper](DisplayItemCacheSkipper.h)).

***

Generally, clients of this code should use stack-allocated recorder classes to