Autosize flex boxes.

BUG=341119

Review URL: https://codereview.chromium.org/328933002

git-svn-id: svn://svn.chromium.org/blink/trunk@176074 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/LayoutTests/TestExpectations

@@ -738,7 +738,6 @@ crbug.com/368560 [ Win ] http/tests/svg/image-fetch-fail.svg [ Timeout Pass ]
 crbug.com/253763 fast/text-autosizing/first-line-scale-factor.html [ ImageOnlyFailure ]
 
 # FIXME(crbug.com/302005): Remove these as expectations are updated or the fasttextautosizer improves.
-crbug.com/322782 fast/text-autosizing/cluster-inline-grid-flex-box.html [ ImageOnlyFailure ]
 crbug.com/322782 fast/text-autosizing/cluster-list-item.html [ ImageOnlyFailure ]
 crbug.com/302005 fast/text-autosizing/nested-child.html [ ImageOnlyFailure ]
 crbug.com/322782 fast/text-autosizing/narrow-descendants-combined.html [ ImageOnlyFailure ]

third_party/WebKit/Source/core/rendering/RenderDeprecatedFlexibleBox.cpp

@@ -26,6 +26,7 @@
 #include "core/rendering/RenderDeprecatedFlexibleBox.h"
 
 #include "core/frame/UseCounter.h"
+#include "core/rendering/FastTextAutosizer.h"
 #include "core/rendering/LayoutRepainter.h"
 #include "core/rendering/RenderLayer.h"
 #include "core/rendering/RenderView.h"
@@ -270,6 +271,8 @@ void RenderDeprecatedFlexibleBox::layoutBlock(bool relayoutChildren)
         updateLogicalWidth();
         updateLogicalHeight();
 
+        FastTextAutosizer::LayoutScope fastTextAutosizerLayoutScope(this);
+
         if (previousSize != size()
             || (parent()->isDeprecatedFlexibleBox() && parent()->style()->boxOrient() == HORIZONTAL
             && parent()->style()->boxAlign() == BSTRETCH))

third_party/WebKit/Source/core/rendering/RenderFlexibleBox.cpp

@@ -31,6 +31,7 @@
 #include "config.h"
 #include "core/rendering/RenderFlexibleBox.h"
 
+#include "core/rendering/FastTextAutosizer.h"
 #include "core/rendering/LayoutRepainter.h"
 #include "core/rendering/RenderLayer.h"
 #include "core/rendering/RenderView.h"
@@ -240,6 +241,7 @@ void RenderFlexibleBox::layoutBlock(bool relayoutChildren)
     setLogicalHeight(borderAndPaddingLogicalHeight() + scrollbarLogicalHeight());
 
     {
+        FastTextAutosizer::LayoutScope fastTextAutosizerLayoutScope(this);
         LayoutStateMaintainer statePusher(*this, locationOffset());
 
         m_numberOfInFlowChildrenOnFirstLine = -1;