third_party/WebKit/Source/core/dom/Document.cpp - Issue 2344633005: Add histograms for parseAuthorStyleSheet and updateStyle

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Unified Diff: third_party/WebKit/Source/core/dom/Document.cpp

Issue 2344633005: Add histograms for parseAuthorStyleSheet and updateStyle (Closed)

Patch Set: Created 4 years, 3 months ago

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Index: third_party/WebKit/Source/core/dom/Document.cpp

diff --git a/third_party/WebKit/Source/core/dom/Document.cpp b/third_party/WebKit/Source/core/dom/Document.cpp

index e9dd74fa05d2b319c1f0c97642fbd1fca353199b..734f9f2e245ea706da4390007675a09b3cfc387d 100644

--- a/third_party/WebKit/Source/core/dom/Document.cpp

+++ b/third_party/WebKit/Source/core/dom/Document.cpp

@@ -1787,6 +1787,8 @@ void Document::updateStyle()

{

DCHECK(!view()->shouldThrottleRendering());

TRACE_EVENT_BEGIN0("blink,blink_style", "Document::updateStyle");

+ SCOPED_BLINK_UMA_HISTOGRAM_TIMER("Style.UpdateTime");

unsigned initialElementCount = styleEngine().styleForElementCount();

HTMLFrameOwnerElement::UpdateSuspendScope suspendWidgetHierarchyUpdates;