Bug 1772432 - Clean up nsWidgetInitData. r=stransky

Use inline initializers, remove dead code, use consistent naming.

No behavior change.

Differential Revision: https://phabricator.services.mozilla.com/D148209

Author: emilio

layout/xul/nsMenuPopupFrame.cpp

@@ -322,7 +322,7 @@ nsresult nsMenuPopupFrame::CreateWidgetForView(nsView* aView) {
   nsWidgetInitData widgetData;
   widgetData.mWindowType = eWindowType_popup;
   widgetData.mBorderStyle = eBorderStyle_default;
-  widgetData.clipSiblings = true;
+  widgetData.mClipSiblings = true;
   widgetData.mPopupHint = mPopupType;
   widgetData.mNoAutoHide = IsNoAutoHide();
 

toolkit/components/browser/nsWebBrowser.cpp

@@ -85,7 +85,7 @@ nsIWidget* nsWebBrowser::EnsureWidget() {
   }
 
   nsWidgetInitData widgetInit;
-  widgetInit.clipChildren = true;
+  widgetInit.mClipChildren = true;
   widgetInit.mWindowType = eWindowType_child;
   LayoutDeviceIntRect bounds(0, 0, 0, 0);
 

view/nsView.cpp

@@ -517,8 +517,8 @@ static int32_t FindNonAutoZIndex(nsView* aView) {
 struct DefaultWidgetInitData : public nsWidgetInitData {
   DefaultWidgetInitData() : nsWidgetInitData() {
     mWindowType = eWindowType_child;
-    clipChildren = true;
-    clipSiblings = true;
+    mClipChildren = true;
+    mClipSiblings = true;
   }
 };
 

widget/nsBaseWidget.cpp

@@ -146,7 +146,6 @@ nsBaseWidget::nsBaseWidget(nsBorderStyle aBorderStyle)
       mPopupLevel(ePopupLevelTop),
       mPopupType(ePopupTypeAny),
       mHasRemoteContent(false),
-      mFissionWindow(false),
       mUpdateCursor(true),
       mUseAttachedEvents(false),
       mIMEHasFocus(false),
@@ -414,14 +413,12 @@ nsBaseWidget::~nsBaseWidget() {
 //
 //-------------------------------------------------------------------------
 void nsBaseWidget::BaseCreate(nsIWidget* aParent, nsWidgetInitData* aInitData) {
-  // keep a reference to the device context
-  if (nullptr != aInitData) {
+  if (aInitData) {
     mWindowType = aInitData->mWindowType;
     mBorderStyle = aInitData->mBorderStyle;
     mPopupLevel = aInitData->mPopupLevel;
     mPopupType = aInitData->mPopupHint;
     mHasRemoteContent = aInitData->mHasRemoteContent;
-    mFissionWindow = aInitData->mFissionWindow;
   }
 
   if (aParent) {

widget/nsBaseWidget.h

@@ -714,7 +714,6 @@ class nsBaseWidget : public nsIWidget, public nsSupportsWeakReference {
   nsPopupType mPopupType;
   SizeConstraints mSizeConstraints;
   bool mHasRemoteContent;
-  bool mFissionWindow;
 
   bool mUpdateCursor;
   bool mUseAttachedEvents;

widget/nsWidgetInitData.h

@@ -88,57 +88,33 @@ enum nsBorderStyle {
  */
 
 struct nsWidgetInitData {
-  nsWidgetInitData()
-      : mWindowType(eWindowType_child),
-        mBorderStyle(eBorderStyle_default),
-        mPopupHint(ePopupTypePanel),
-        mPopupLevel(ePopupLevelTop),
-        mScreenId(0),
-        clipChildren(false),
-        clipSiblings(false),
-        mDropShadow(false),
-        mRTL(false),
-        mNoAutoHide(false),
-        mIsDragPopup(false),
-        mIsAnimationSuppressed(false),
-        mSupportTranslucency(false),
-        mMouseTransparent(false),
-        mHasRemoteContent(false),
-        mAlwaysOnTop(false),
-        mPIPWindow(false),
-        mFissionWindow(false),
-        mResizable(false),
-        mIsPrivate(false) {}
+  nsWidgetInitData() = default;
 
-  nsWindowType mWindowType;
-  nsBorderStyle mBorderStyle;
-  nsPopupType mPopupHint;
-  nsPopupLevel mPopupLevel;
-  // B2G multi-screen support. Screen ID is for differentiating screens of
-  // windows, and due to the hardware limitation, it is platform-specific for
-  // now, which align with the value of display type defined in HWC.
-  uint32_t mScreenId;
+  nsWindowType mWindowType = eWindowType_child;
+  nsBorderStyle mBorderStyle = eBorderStyle_default;
+  nsPopupType mPopupHint = ePopupTypePanel;
+  nsPopupLevel mPopupLevel = ePopupLevelTop;
   // when painting exclude area occupied by child windows and sibling windows
-  bool clipChildren, clipSiblings, mDropShadow;
-  bool mRTL;
-  bool mNoAutoHide;   // true for noautohide panels
-  bool mIsDragPopup;  // true for drag feedback panels
+  bool mClipChildren = false;
+  bool mClipSiblings = false;
+  bool mDropShadow = false;
+  bool mRTL = false;
+  bool mNoAutoHide = false;   // true for noautohide panels
+  bool mIsDragPopup = false;  // true for drag feedback panels
   // true if window creation animation is suppressed, e.g. for session restore
-  bool mIsAnimationSuppressed;
+  bool mIsAnimationSuppressed = false;
   // true if the window should support an alpha channel, if available.
-  bool mSupportTranslucency;
+  bool mSupportTranslucency = false;
   // true if the window should be transparent to mouse events. Currently this is
   // only valid for eWindowType_popup widgets
-  bool mMouseTransparent;
-  bool mHasRemoteContent;
-  bool mAlwaysOnTop;
+  bool mMouseTransparent = false;
+  bool mHasRemoteContent = false;
+  bool mAlwaysOnTop = false;
   // Is PictureInPicture window
-  bool mPIPWindow;
-  // True if fission is enabled for this window
-  bool mFissionWindow;
+  bool mPIPWindow = false;
   // True if the window is user-resizable.
-  bool mResizable;
-  bool mIsPrivate;
+  bool mResizable = false;
+  bool mIsPrivate = false;
 };
 
 #endif  // nsWidgetInitData_h__

widget/windows/nsWindow.cpp

@@ -982,12 +982,12 @@ nsresult nsWindow::Create(nsIWidget* aParent, nsNativeWidget aNativeParent,
     style &= ~0x40000000;  // WS_CHILDWINDOW
   } else {
     // See if the caller wants to explictly set clip children and clip siblings
-    if (aInitData->clipChildren) {
+    if (aInitData->mClipChildren) {
       style |= WS_CLIPCHILDREN;
     } else {
       style &= ~WS_CLIPCHILDREN;
     }
-    if (aInitData->clipSiblings) {
+    if (aInitData->mClipSiblings) {
       style |= WS_CLIPSIBLINGS;
     }
   }

xpfe/appshell/nsAppShellService.cpp

@@ -604,9 +604,6 @@ nsresult nsAppShellService::JustCreateTopWindow(
   if (aChromeMask & nsIWebBrowserChrome::CHROME_ALWAYS_ON_TOP)
     widgetInitData.mAlwaysOnTop = true;
 
-  if (aChromeMask & nsIWebBrowserChrome::CHROME_FISSION_WINDOW)
-    widgetInitData.mFissionWindow = true;
-
   if (aChromeMask & nsIWebBrowserChrome::CHROME_REMOTE_WINDOW)
     widgetInitData.mHasRemoteContent = true;