tor-browser

commit 931471037b8a4f16ce3ccfa864310540cac255c1
parent dfc8a11388b0807ada896de9ddf8276e6a740498
Author: Jeffrey Houghton <houghtonjk17@gmail.com>
Date:   Mon, 10 Nov 2025 05:20:29 +0000

Bug 1900302 - Removed font.size.inflation.disabledInMasterProcess pref and references.r=emilio,layout-reviewers

Differential Revision: https://phabricator.services.mozilla.com/D271857

Diffstat:
M
layout/base/PresShell.cpp
 | 
9
---------
M
layout/base/PresShell.h
 | 
5
-----
M
modules/libpref/init/StaticPrefList.yaml
 | 
12
------------

3 files changed, 0 insertions(+), 26 deletions(-)
diff --git a/layout/base/PresShell.cpp b/layout/base/PresShell.cpp
@@ -709,7 +709,6 @@ PresShell::PresShell(Document* aDocument)
       mResizeEventPending(false),
       mVisualViewportResizeEventPending(false),
       mFontSizeInflationForceEnabled(false),
-      mFontSizeInflationDisabledInMasterProcess(false),
       mFontSizeInflationEnabled(false),
       mIsNeverPainting(false),
       mResolutionUpdated(false),
@@ -909,8 +908,6 @@ void PresShell::Init(nsPresContext* aPresContext, nsViewManager* aViewManager) {
       StaticPrefs::font_size_inflation_lineThreshold();
   mFontSizeInflationForceEnabled =
       StaticPrefs::font_size_inflation_forceEnabled();
-  mFontSizeInflationDisabledInMasterProcess =
-      StaticPrefs::font_size_inflation_disabledInMasterProcess();
   // We'll compute the font size inflation state in Initialize(), when we know
   // the document type.
 
@@ -12568,12 +12565,6 @@ bool PresShell::DetermineFontSizeInflationState() {
       if (!tab->AsyncPanZoomEnabled()) {
         return false;
       }
-    } else if (XRE_IsParentProcess()) {
-      // We're in the master process.  Cancel inflation if it's been
-      // explicitly disabled.
-      if (FontSizeInflationDisabledInMasterProcess()) {
-        return false;
-      }
     }
   }
 
diff --git a/layout/base/PresShell.h b/layout/base/PresShell.h
@@ -1129,10 +1129,6 @@ class PresShell final : public nsStubDocumentObserver,
     return mFontSizeInflationForceEnabled;
   }
 
-  bool FontSizeInflationDisabledInMasterProcess() const {
-    return mFontSizeInflationDisabledInMasterProcess;
-  }
-
   bool FontSizeInflationEnabled() const { return mFontSizeInflationEnabled; }
 
   /**
@@ -3444,7 +3440,6 @@ class PresShell final : public nsStubDocumentObserver,
   bool mVisualViewportResizeEventPending : 1;
 
   bool mFontSizeInflationForceEnabled : 1;
-  bool mFontSizeInflationDisabledInMasterProcess : 1;
   bool mFontSizeInflationEnabled : 1;
 
   // If a document belongs to an invisible DocShell, this flag must be set
diff --git a/modules/libpref/init/StaticPrefList.yaml b/modules/libpref/init/StaticPrefList.yaml
@@ -6215,18 +6215,6 @@
   value: false
   mirror: always
 
-# In products with multi-mode pan-and-zoom and non-pan-and-zoom UIs,
-# this pref disables font inflation in master-process contexts where
-# existing heuristics can't be used determine enabled-ness.
-#
-# This pref has no effect if font inflation is not enabled through
-# either of the prefs above.  The "forceEnabled" pref above overrides
-# this pref.
-- name: font.size.inflation.disabledInMasterProcess
-  type: bool
-  value: false
-  mirror: always
-
 # Defines the font size inflation mapping intercept parameter.
 #
 # Font size inflation computes a minimum font size, m, based on