Bug 1781034 - Remove layout debugger's visual debugging. r=layout-rev…

…iewers,dshin

Differential Revision: https://phabricator.services.mozilla.com/D152628

layout/base/PresShell.cpp

@@ -2231,12 +2231,6 @@ void PresShell::NotifyDestroyingFrame(nsIFrame* aFrame) {
       mCurrentEventFrame = nullptr;
     }
 
-#ifdef DEBUG
-    if (aFrame == mDrawEventTargetFrame) {
-      mDrawEventTargetFrame = nullptr;
-    }
-#endif
-
     for (unsigned int i = 0; i < mCurrentEventFrameStack.Length(); i++) {
       if (aFrame == mCurrentEventFrameStack.ElementAt(i)) {
         // One of our stack frames was deleted.  Get its content so that when we
@@ -7112,9 +7106,6 @@ nsresult PresShell::EventHandler::HandleEventUsingCoordinates(
   nsresult rv = eventHandler.HandleEventWithCurrentEventInfo(
       aGUIEvent, aEventStatus, true,
       MOZ_KnownLive(eventTargetData.mOverrideClickTarget));
-#ifdef DEBUG
-  eventTargetData.mPresShell->ShowEventTargetDebug();
-#endif
   return rv;
 }
 
@@ -7911,11 +7902,6 @@ nsresult PresShell::EventHandler::HandleEventAtFocusedContent(
 
   nsresult rv =
       HandleEventWithCurrentEventInfo(aGUIEvent, aEventStatus, true, nullptr);
-
-#ifdef DEBUG
-  mPresShell->ShowEventTargetDebug();
-#endif
-
   return rv;
 }
 
@@ -8017,10 +8003,6 @@ nsresult PresShell::EventHandler::HandleEventWithFrameForPresShell(
         HandleEventWithCurrentEventInfo(aGUIEvent, aEventStatus, true, nullptr);
   }
 
-#ifdef DEBUG
-  mPresShell->ShowEventTargetDebug();
-#endif
-
   return rv;
 }
 
@@ -8052,19 +8034,6 @@ Document* PresShell::GetPrimaryContentDocument() {
   return childDocShell->GetExtantDocument();
 }
 
-#ifdef DEBUG
-void PresShell::ShowEventTargetDebug() {
-  if (nsIFrame::GetShowEventTargetFrameBorder() && GetCurrentEventFrame()) {
-    if (mDrawEventTargetFrame) {
-      mDrawEventTargetFrame->InvalidateFrame();
-    }
-
-    mDrawEventTargetFrame = mCurrentEventFrame;
-    mDrawEventTargetFrame->InvalidateFrame();
-  }
-}
-#endif
-
 nsresult PresShell::EventHandler::HandleEventWithTarget(
     WidgetEvent* aEvent, nsIFrame* aNewEventFrame, nsIContent* aNewEventContent,
     nsEventStatus* aEventStatus, bool aIsHandlingNativeEvent,

layout/base/PresShell.h

@@ -1731,10 +1731,6 @@ class PresShell final : public nsStubDocumentObserver,
    */
   void NotifyDestroyingFrame(nsIFrame* aFrame);
 
-#ifdef DEBUG
-  nsIFrame* GetDrawEventTargetFrame() { return mDrawEventTargetFrame; }
-#endif
-
   bool GetZoomableByAPZ() const;
 
  private:
@@ -2833,14 +2829,11 @@ class PresShell final : public nsStubDocumentObserver,
   MOZ_CAN_RUN_SCRIPT_BOUNDARY bool VerifyIncrementalReflow();
   MOZ_CAN_RUN_SCRIPT_BOUNDARY void DoVerifyReflow();
   void VerifyHasDirtyRootAncestor(nsIFrame* aFrame);
-  void ShowEventTargetDebug();
 
   bool mInVerifyReflow = false;
   // The reflow root under which we're currently reflowing.  Null when
   // not in reflow.
   nsIFrame* mCurrentReflowRoot = nullptr;
-
-  nsIFrame* mDrawEventTargetFrame = nullptr;
 #endif  // #ifdef DEBUG
 
   // Send, and reset, the current per tick telemetry. This includes:

layout/generic/nsIFrame.cpp

@@ -303,21 +303,6 @@ std::ostream& operator<<(std::ostream& aStream, const nsReflowStatus& aStatus) {
 }
 
 #ifdef DEBUG
-static bool gShowFrameBorders = false;
-
-void nsIFrame::ShowFrameBorders(bool aEnable) { gShowFrameBorders = aEnable; }
-
-bool nsIFrame::GetShowFrameBorders() { return gShowFrameBorders; }
-
-static bool gShowEventTargetFrameBorder = false;
-
-void nsIFrame::ShowEventTargetFrameBorder(bool aEnable) {
-  gShowEventTargetFrameBorder = aEnable;
-}
-
-bool nsIFrame::GetShowEventTargetFrameBorder() {
-  return gShowEventTargetFrameBorder;
-}
 
 /**
  * Note: the log module is created during library initialization which
@@ -2762,45 +2747,6 @@ nsSize nsIFrame::OverflowClipMargin(PhysicalAxes aClipAxes) const {
   return result;
 }
 
-#ifdef DEBUG
-static void PaintDebugBorder(nsIFrame* aFrame, DrawTarget* aDrawTarget,
-                             const nsRect& aDirtyRect, nsPoint aPt) {
-  nsRect r(aPt, aFrame->GetSize());
-  int32_t appUnitsPerDevPixel = aFrame->PresContext()->AppUnitsPerDevPixel();
-  sRGBColor blueOrRed(aFrame->HasView() ? sRGBColor(0.f, 0.f, 1.f, 1.f)
-                                        : sRGBColor(1.f, 0.f, 0.f, 1.f));
-  aDrawTarget->StrokeRect(NSRectToRect(r, appUnitsPerDevPixel),
-                          ColorPattern(ToDeviceColor(blueOrRed)));
-}
-
-static void PaintEventTargetBorder(nsIFrame* aFrame, DrawTarget* aDrawTarget,
-                                   const nsRect& aDirtyRect, nsPoint aPt) {
-  nsRect r(aPt, aFrame->GetSize());
-  int32_t appUnitsPerDevPixel = aFrame->PresContext()->AppUnitsPerDevPixel();
-  ColorPattern purple(ToDeviceColor(sRGBColor(.5f, 0.f, .5f, 1.f)));
-  aDrawTarget->StrokeRect(NSRectToRect(r, appUnitsPerDevPixel), purple);
-}
-
-static void DisplayDebugBorders(nsDisplayListBuilder* aBuilder,
-                                nsIFrame* aFrame,
-                                const nsDisplayListSet& aLists) {
-  // Draw a border around the child
-  // REVIEW: From nsContainerFrame::PaintChild
-  if (nsIFrame::GetShowFrameBorders() && !aFrame->GetRect().IsEmpty()) {
-    aLists.Outlines()->AppendNewToTop<nsDisplayGeneric>(
-        aBuilder, aFrame, PaintDebugBorder, "DebugBorder",
-        DisplayItemType::TYPE_DEBUG_BORDER);
-  }
-  // Draw a border around the current event target
-  if (nsIFrame::GetShowEventTargetFrameBorder() &&
-      aFrame->PresShell()->GetDrawEventTargetFrame() == aFrame) {
-    aLists.Outlines()->AppendNewToTop<nsDisplayGeneric>(
-        aBuilder, aFrame, PaintEventTargetBorder, "EventTargetBorder",
-        DisplayItemType::TYPE_EVENT_TARGET_BORDER);
-  }
-}
-#endif
-
 /**
  * Returns whether a display item that gets created with the builder's current
  * state will have a scrolled clip, i.e. a clip that is scrolled by a scroll
@@ -3494,10 +3440,6 @@ void nsIFrame::BuildDisplayListForStackingContext(
   nsDisplayList resultList(aBuilder);
   set.SerializeWithCorrectZOrder(&resultList, content);
 
-#ifdef DEBUG
-  DisplayDebugBorders(aBuilder, this, set);
-#endif
-
   // Get the ASR to use for the container items that we create here.
   const ActiveScrolledRoot* containerItemASR = contASRTracker.GetContainerASR();
 
@@ -3997,9 +3939,6 @@ void nsIFrame::BuildDisplayListForSimpleChild(nsDisplayListBuilder* aBuilder,
   aChild->SetBuiltDisplayList(true);
   aBuilder->Check();
   aBuilder->DisplayCaret(aChild, aLists.Outlines());
-#ifdef DEBUG
-  DisplayDebugBorders(aBuilder, aChild, aLists);
-#endif
 }
 
 nsIFrame::DisplayChildFlag nsIFrame::DisplayFlagForFlexOrGridItem() const {
@@ -4322,9 +4261,6 @@ void nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder* aBuilder,
       child->BuildDisplayList(aBuilder, aLists);
       aBuilder->Check();
       aBuilder->DisplayCaret(child, aLists.Outlines());
-#ifdef DEBUG
-      DisplayDebugBorders(aBuilder, child, aLists);
-#endif
       return;
     }
 
@@ -4350,9 +4286,6 @@ void nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder* aBuilder,
     list.AppendToTop(pseudoStack.Content());
     list.AppendToTop(pseudoStack.Outlines());
     extraPositionedDescendants.AppendToTop(pseudoStack.PositionedDescendants());
-#ifdef DEBUG
-    DisplayDebugBorders(aBuilder, child, aLists);
-#endif
   }
 
   buildingForChild.RestoreBuildingInvisibleItemsValue();

layout/generic/nsIFrame.h

@@ -5503,14 +5503,6 @@ class nsIFrame : public nsQueryFrame {
   static void DisplayReflowShutdown();
 
   static mozilla::LazyLogModule sFrameLogModule;
-
-  // Show frame borders when rendering
-  static void ShowFrameBorders(bool aEnable);
-  static bool GetShowFrameBorders();
-
-  // Show frame border of event target
-  static void ShowEventTargetFrameBorder(bool aEnable);
-  static bool GetShowEventTargetFrameBorder();
 #endif
 };
 

layout/generic/nsImageFrame.cpp

@@ -1936,21 +1936,6 @@ ImgDrawResult nsImageFrame::DisplayAltFeedbackWithoutLayer(
   return textDrawResult ? ImgDrawResult::SUCCESS : ImgDrawResult::NOT_READY;
 }
 
-#ifdef DEBUG
-static void PaintDebugImageMap(nsIFrame* aFrame, DrawTarget* aDrawTarget,
-                               const nsRect& aDirtyRect, nsPoint aPt) {
-  nsImageFrame* f = static_cast<nsImageFrame*>(aFrame);
-  nsRect inner = f->GetContentRectRelativeToSelf() + aPt;
-  gfxPoint devPixelOffset = nsLayoutUtils::PointToGfxPoint(
-      inner.TopLeft(), aFrame->PresContext()->AppUnitsPerDevPixel());
-  AutoRestoreTransform autoRestoreTransform(aDrawTarget);
-  aDrawTarget->SetTransform(
-      aDrawTarget->GetTransform().PreTranslate(ToPoint(devPixelOffset)));
-  f->GetImageMap()->Draw(aFrame, *aDrawTarget,
-                         ColorPattern(ToDeviceColor(sRGBColor::OpaqueBlack())));
-}
-#endif
-
 // We want to sync-decode in this case, as otherwise we either need to flash
 // white while waiting to decode the new image, or paint the old image with a
 // different aspect-ratio, which would be bad as it'd be stretched.
@@ -2294,14 +2279,6 @@ void nsImageFrame::BuildDisplayList(nsDisplayListBuilder* aBuilder,
         gIconLoad->RemoveIconObserver(this);
         mDisplayingIcon = false;
       }
-
-#ifdef DEBUG
-      if (GetShowFrameBorders() && GetImageMap()) {
-        aLists.Outlines()->AppendNewToTop<nsDisplayGeneric>(
-            aBuilder, this, PaintDebugImageMap, "DebugImageMap",
-            DisplayItemType::TYPE_DEBUG_IMAGE_MAP);
-      }
-#endif
     }
   }
 

layout/generic/nsPlaceholderFrame.cpp

@@ -234,37 +234,11 @@ ComputedStyle* nsPlaceholderFrame::GetLayoutParentStyleForOutOfFlow(
   return *aProviderFrame ? (*aProviderFrame)->Style() : nullptr;
 }
 
-#ifdef DEBUG
-static void PaintDebugPlaceholder(nsIFrame* aFrame, DrawTarget* aDrawTarget,
-                                  const nsRect& aDirtyRect, nsPoint aPt) {
-  ColorPattern cyan(ToDeviceColor(sRGBColor(0.f, 1.f, 1.f, 1.f)));
-  int32_t appUnitsPerDevPixel = aFrame->PresContext()->AppUnitsPerDevPixel();
-
-  nscoord x = nsPresContext::CSSPixelsToAppUnits(-5);
-  nsRect r(aPt.x + x, aPt.y, nsPresContext::CSSPixelsToAppUnits(13),
-           nsPresContext::CSSPixelsToAppUnits(3));
-  aDrawTarget->FillRect(NSRectToRect(r, appUnitsPerDevPixel), cyan);
-
-  nscoord y = nsPresContext::CSSPixelsToAppUnits(-10);
-  r = nsRect(aPt.x, aPt.y + y, nsPresContext::CSSPixelsToAppUnits(3),
-             nsPresContext::CSSPixelsToAppUnits(10));
-  aDrawTarget->FillRect(NSRectToRect(r, appUnitsPerDevPixel), cyan);
-}
-#endif  // DEBUG
-
 #if defined(DEBUG) || (defined(MOZ_REFLOW_PERF_DSP) && defined(MOZ_REFLOW_PERF))
 
 void nsPlaceholderFrame::BuildDisplayList(nsDisplayListBuilder* aBuilder,
                                           const nsDisplayListSet& aLists) {
   DO_GLOBAL_REFLOW_COUNT_DSP("nsPlaceholderFrame");
-
-#  ifdef DEBUG
-  if (GetShowFrameBorders()) {
-    aLists.Outlines()->AppendNewToTop<nsDisplayGeneric>(
-        aBuilder, this, PaintDebugPlaceholder, "DebugPlaceholder",
-        DisplayItemType::TYPE_DEBUG_PLACEHOLDER);
-  }
-#  endif
 }
 #endif  // DEBUG || (MOZ_REFLOW_PERF_DSP && MOZ_REFLOW_PERF)
 

layout/painting/nsDisplayItemTypesList.h

@@ -110,9 +110,6 @@ DECLARE_DISPLAY_ITEM_TYPE(XUL_IMAGE, 0)
 DECLARE_DISPLAY_ITEM_TYPE(XUL_TEXT_BOX, TYPE_RENDERS_NO_IMAGES)
 DECLARE_DISPLAY_ITEM_TYPE(XUL_TREE_BODY, 0)
 DECLARE_DISPLAY_ITEM_TYPE(XUL_TREE_COL_SPLITTER_TARGET, TYPE_RENDERS_NO_IMAGES)
-#ifdef DEBUG_LAYOUT
-DECLARE_DISPLAY_ITEM_TYPE(XUL_DEBUG, TYPE_RENDERS_NO_IMAGES)
-#endif
 
 DECLARE_DISPLAY_ITEM_TYPE(MATHML_BAR, TYPE_RENDERS_NO_IMAGES)
 DECLARE_DISPLAY_ITEM_TYPE(MATHML_CHAR_FOREGROUND, TYPE_RENDERS_NO_IMAGES)
@@ -123,9 +120,4 @@ DECLARE_DISPLAY_ITEM_TYPE(MATHML_SLASH, TYPE_RENDERS_NO_IMAGES)
 #ifdef DEBUG
 DECLARE_DISPLAY_ITEM_TYPE(MATHML_BOUNDING_METRICS, TYPE_RENDERS_NO_IMAGES)
 DECLARE_DISPLAY_ITEM_TYPE(MATHML_CHAR_DEBUG, TYPE_RENDERS_NO_IMAGES)
-
-DECLARE_DISPLAY_ITEM_TYPE(DEBUG_BORDER, TYPE_RENDERS_NO_IMAGES)
-DECLARE_DISPLAY_ITEM_TYPE(DEBUG_IMAGE_MAP, TYPE_RENDERS_NO_IMAGES)
-DECLARE_DISPLAY_ITEM_TYPE(DEBUG_PLACEHOLDER, TYPE_RENDERS_NO_IMAGES)
-DECLARE_DISPLAY_ITEM_TYPE(EVENT_TARGET_BORDER, TYPE_RENDERS_NO_IMAGES)
 #endif

layout/tools/layout-debug/src/nsILayoutDebuggingTools.idl

@@ -13,10 +13,9 @@ interface mozIDOMWindow;
  * layout debugging functions to be used from chrome.
  */
 
-[scriptable, uuid(f336d8d3-9721-4ad3-85d0-a7018c0a3383)]
+[builtinclass, scriptable, uuid(f336d8d3-9721-4ad3-85d0-a7018c0a3383)]
 interface nsILayoutDebuggingTools : nsISupports
 {
-
     /*
      * Initialize debugger object to act on a docshell.
      */
@@ -26,8 +25,6 @@ interface nsILayoutDebuggingTools : nsISupports
     void forceRefresh();
 
     /* Toggle various debugging states */
-    void setVisualDebugging(in boolean enabled);
-    void setVisualEventDebugging(in boolean enabled);
     void setReflowCounts(in boolean enabled);
     void setPagedMode(in boolean enabled);
 

layout/tools/layout-debug/src/nsLayoutDebuggingTools.cpp

@@ -84,24 +84,6 @@ nsLayoutDebuggingTools::Init(mozIDOMWindow* aWin) {
   return NS_OK;
 }
 
-NS_IMETHODIMP
-nsLayoutDebuggingTools::SetVisualDebugging(bool aVisualDebugging) {
-#ifdef DEBUG
-  nsIFrame::ShowFrameBorders(aVisualDebugging);
-  ForceRefresh();
-#endif
-  return NS_OK;
-}
-
-NS_IMETHODIMP
-nsLayoutDebuggingTools::SetVisualEventDebugging(bool aVisualEventDebugging) {
-#ifdef DEBUG
-  nsIFrame::ShowEventTargetFrameBorder(aVisualEventDebugging);
-  ForceRefresh();
-#endif
-  return NS_OK;
-}
-
 NS_IMETHODIMP
 nsLayoutDebuggingTools::SetReflowCounts(bool aShow) {
   NS_ENSURE_TRUE(mDocShell, NS_ERROR_NOT_INITIALIZED);

layout/tools/layout-debug/ui/content/layoutdebug.js

@@ -45,8 +45,6 @@ const COMMANDS = [
 class Debugger {
   constructor() {
     this._flags = new Map();
-    this._visualDebugging = false;
-    this._visualEventDebugging = false;
     this._pagedMode = false;
     this._attached = false;
 
@@ -89,26 +87,6 @@ class Debugger {
     }
   }
 
-  get visualDebugging() {
-    return this._visualDebugging;
-  }
-
-  set visualDebugging(v) {
-    v = !!v;
-    this._visualDebugging = v;
-    this._sendMessage("setVisualDebugging", v);
-  }
-
-  get visualEventDebugging() {
-    return this._visualEventDebugging;
-  }
-
-  set visualEventDebugging(v) {
-    v = !!v;
-    this._visualEventDebugging = v;
-    this._sendMessage("setVisualEventDebugging", v);
-  }
-
   get pagedMode() {
     return this._pagedMode;
   }