From 00812e30dfa70f9b1a752cf0d09de00f6d401c85 Mon Sep 17 00:00:00 2001
From: win7-7 <win7-7@users.noreply.github.com>
Date: Wed, 26 Jun 2019 01:51:45 +0300
Subject:  Attach FrameProperties to each frame instead of using a shared
 hashtable

Dispense the shared hashtable and instead attach the frame property list directly to nsIFrame.
---
 dom/base/nsDocument.cpp             | 3 ++-
 dom/base/nsWindowMemoryReporter.cpp | 9 +++++++++
 dom/base/nsWindowMemoryReporter.h   | 1 +
 3 files changed, 12 insertions(+), 1 deletion(-)

(limited to 'dom')

diff --git a/dom/base/nsDocument.cpp b/dom/base/nsDocument.cpp
index a6ed419df..d8abc174f 100644
--- a/dom/base/nsDocument.cpp
+++ b/dom/base/nsDocument.cpp
@@ -11943,7 +11943,8 @@ nsIDocument::DocAddSizeOfExcludingThis(nsWindowSizes* aWindowSizes) const
                                        &aWindowSizes->mLayoutPresShellSize,
                                        &aWindowSizes->mLayoutStyleSetsSize,
                                        &aWindowSizes->mLayoutTextRunsSize,
-                                       &aWindowSizes->mLayoutPresContextSize);
+                                       &aWindowSizes->mLayoutPresContextSize,
+                                       &aWindowSizes->mLayoutFramePropertiesSize);
   }
 
   aWindowSizes->mPropertyTablesSize +=
diff --git a/dom/base/nsWindowMemoryReporter.cpp b/dom/base/nsWindowMemoryReporter.cpp
index acec4acfb..8f4bf6b11 100644
--- a/dom/base/nsWindowMemoryReporter.cpp
+++ b/dom/base/nsWindowMemoryReporter.cpp
@@ -400,6 +400,12 @@ CollectWindowReports(nsGlobalWindow *aWindow,
   aWindowTotalSizes->mLayoutPresContextSize +=
     windowSizes.mLayoutPresContextSize;
 
+  REPORT_SIZE("/layout/frame-properties", windowSizes.mLayoutFramePropertiesSize,
+         "Memory used for frame properties attached to frames "
+         "within a window.");
+  aWindowTotalSizes->mLayoutFramePropertiesSize +=
+    windowSizes.mLayoutFramePropertiesSize;
+
   // There are many different kinds of frames, but it is very likely
   // that only a few matter.  Implement a cutoff so we don't bloat
   // about:memory with many uninteresting entries.
@@ -563,6 +569,9 @@ nsWindowMemoryReporter::CollectReports(nsIHandleReportCallback* aHandleReport,
   REPORT("window-objects/layout/pres-contexts", windowTotalSizes.mLayoutPresContextSize,
          "This is the sum of all windows' 'layout/pres-contexts' numbers.");
 
+  REPORT("window-objects/layout/frame-properties", windowTotalSizes.mLayoutFramePropertiesSize,
+         "This is the sum of all windows' 'layout/frame-properties' numbers.");
+
   size_t frameTotal = 0;
 #define FRAME_ID(classname)                \
   frameTotal += windowTotalSizes.mArenaStats.FRAME_ID_STAT_FIELD(classname);
diff --git a/dom/base/nsWindowMemoryReporter.h b/dom/base/nsWindowMemoryReporter.h
index b9e986959..5d40dc9f5 100644
--- a/dom/base/nsWindowMemoryReporter.h
+++ b/dom/base/nsWindowMemoryReporter.h
@@ -33,6 +33,7 @@ class nsWindowSizes {
   macro(Style, mLayoutStyleSetsSize) \
   macro(Other, mLayoutTextRunsSize) \
   macro(Other, mLayoutPresContextSize) \
+  macro(Other, mLayoutFramePropertiesSize) \
   macro(Other, mPropertyTablesSize) \
 
 public:
-- 
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