Add Chromium-only Blender WebEngine parity work

blender-5.2.0/build_files/cmake/Modules/FindRubberband.cmake

@@ -0,0 +1,63 @@
+# SPDX-FileCopyrightText: 2025 Blender Authors
+#
+# SPDX-License-Identifier: BSD-3-Clause
+
+# - Find Rubberband libraries
+# Find the Rubberband includes and libraries
+# This module defines
+#  RUBBERBAND_INCLUDE_DIRS, where to find Rubberband headers, Set when
+#                       RUBBERBAND_INCLUDE_DIR is found.
+#  RUBBERBAND_LIBRARIES, libraries to link against to use Rubberband.
+#  RUBBERBAND_ROOT_DIR, The base directory to search for Rubberband.
+#                    This can also be an environment variable.
+#  RUBBERBAND_FOUND, If false, do not try to use the Rubberband library.
+#
+# also defined, but not for general use are
+#  RUBBERBAND_LIBRARY, where to find the Rubberband library.
+
+if(DEFINED RUBBERBAND_ROOT_DIR)
+elseif(DEFINED ENV{RUBBERBAND_ROOT_DIR})
+  set(RUBBERBAND_ROOT_DIR $ENV{RUBBERBAND_ROOT_DIR})
+else()
+  set(RUBBERBAND_ROOT_DIR "")
+endif()
+
+set(_rubberband_SEARCH_DIRS
+  ${RUBBERBAND_ROOT_DIR}
+)
+
+find_path(RUBBERBAND_INCLUDE_DIR
+  NAMES
+    rubberband/RubberBandStretcher.h
+  HINTS
+    ${_rubberband_SEARCH_DIRS}
+  PATH_SUFFIXES
+    include
+)
+
+find_library(RUBBERBAND_LIBRARY
+  NAMES
+    rubberband
+  HINTS
+    ${_rubberband_SEARCH_DIRS}
+  PATH_SUFFIXES
+    lib lib64
+)
+
+# handle the QUIETLY and REQUIRED arguments and set RUBBERBAND_FOUND to TRUE if
+# all listed variables are TRUE
+find_package(PackageHandleStandardArgs)
+find_package_handle_standard_args(Rubberband DEFAULT_MSG RUBBERBAND_LIBRARY RUBBERBAND_INCLUDE_DIR)
+
+if(RUBBERBAND_FOUND)
+  set(RUBBERBAND_LIBRARIES ${RUBBERBAND_LIBRARY})
+  set(RUBBERBAND_INCLUDE_DIRS ${RUBBERBAND_INCLUDE_DIR})
+endif()
+
+
+mark_as_advanced(
+  RUBBERBAND_LIBRARY
+  RUBBERBAND_INCLUDE_DIR
+)
+
+unset(_rubberband_SEARCH_DIRS)