Find a better place for setting Layout/Paint hook related flags.

third_party/WebKit/Source/web/WebViewImpl.cpp

Index: third_party/WebKit/Source/web/WebViewImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebViewImpl.cpp b/third_party/WebKit/Source/web/WebViewImpl.cpp
index 2ff804ebb0cef02fe89bcd33c78e41db630d25b3..fe889d4f9fb92f8fe078d49f546d9d80a5e741bc 100644
--- a/third_party/WebKit/Source/web/WebViewImpl.cpp
+++ b/third_party/WebKit/Source/web/WebViewImpl.cpp
@@ -3852,9 +3852,15 @@ void WebViewImpl::setSelectionColors(unsigned activeBackgroundColor,
 
 void WebViewImpl::didCommitLoad(bool isNewNavigation, bool isNavigationWithinPage)
 {
-    if (isNewNavigation && !isNavigationWithinPage) {
-        pageScaleConstraintsSet().setNeedsReset(true);
-        m_pageImportanceSignals.onCommitLoad();
+    if (!isNavigationWithinPage) {

[esprehn, 2015/10/26 21:08:54]

What does isNavigationWithinPage mean? Does that mean hash changes or pushState?

[Alexander Semashko, 2015/10/26 21:57:50]

Both are in-page navigations, for sure. I'd say that an in-page navigation is
one that does not involve loading a new document.

+        m_shouldDispatchFirstVisuallyNonEmptyLayout = true;
+        m_shouldDispatchFirstLayoutAfterFinishedParsing = true;
+        m_shouldDispatchFirstLayoutAfterFinishedLoading = true;
+
+        if (isNewNavigation) {
+            pageScaleConstraintsSet().setNeedsReset(true);
+            m_pageImportanceSignals.onCommitLoad();
+        }
     }
 
     // Give the visual viewport's scroll layer its initial size.
@@ -4138,9 +4144,6 @@ void WebViewImpl::setRootGraphicsLayer(GraphicsLayer* layer)
         // attempt to paint too early in the next page load.
         m_layerTreeView->setDeferCommits(true);
         m_layerTreeView->clearRootLayer();
-        m_shouldDispatchFirstVisuallyNonEmptyLayout = true;
-        m_shouldDispatchFirstLayoutAfterFinishedParsing = true;
-        m_shouldDispatchFirstLayoutAfterFinishedLoading = true;
         visualViewport.clearLayersForTreeView(m_layerTreeView);
     }
 }