diff --git a/layout/base/MobileViewportManager.h b/layout/base/MobileViewportManager.h
index 9ab9dbb504fc..9d897e5f2f96 100644
--- a/layout/base/MobileViewportManager.h
+++ b/layout/base/MobileViewportManager.h
@@ -95,4 +95,3 @@ private:
 };
 
 #endif
-
diff --git a/layout/base/ZoomConstraintsClient.h b/layout/base/ZoomConstraintsClient.h
index 128ed73eae90..10baf541d1d1 100644
--- a/layout/base/ZoomConstraintsClient.h
+++ b/layout/base/ZoomConstraintsClient.h
@@ -44,4 +44,3 @@ private:
 };
 
 #endif
-
diff --git a/layout/style/GenericSpecifiedValuesInlines.h b/layout/style/GenericSpecifiedValuesInlines.h
index 020372e1df73..bff5ada3d8e4 100644
--- a/layout/style/GenericSpecifiedValuesInlines.h
+++ b/layout/style/GenericSpecifiedValuesInlines.h
@@ -160,4 +160,4 @@ GenericSpecifiedValues::SetTextDecorationColorOverride()
 
 } // namespace mozilla
 
-#endif // mozilla_GenericSpecifiedValuesInlines_h
\ No newline at end of file
+#endif // mozilla_GenericSpecifiedValuesInlines_h
diff --git a/layout/svg/nsSVGUtils.cpp b/layout/svg/nsSVGUtils.cpp
index 26cfc0a8cca2..53d39752d5c8 100644
--- a/layout/svg/nsSVGUtils.cpp
+++ b/layout/svg/nsSVGUtils.cpp
@@ -1874,4 +1874,4 @@ nsSVGUtils::GetCSSPxToDevPxMatrix(nsIFrame* aNonSVGFrame)
   return gfxMatrix(devPxPerCSSPx, 0.0,
                    0.0, devPxPerCSSPx,
                    0.0, 0.0);
-}
\ No newline at end of file
+}