File fix_building_widevinecdm_with_chromium.patch of Package chromium

Index: chromium-79.0.3941.4/third_party/widevine/cdm/widevine_cdm_version.h
===================================================================
--- chromium-79.0.3941.4.orig/third_party/widevine/cdm/widevine_cdm_version.h
+++ chromium-79.0.3941.4/third_party/widevine/cdm/widevine_cdm_version.h
@@ -11,5 +11,6 @@
 // If the Widevine CDM is available define the following:
 //  - WIDEVINE_CDM_VERSION_STRING (with the version of the CDM that's available
 //    as a string, e.g., "1.0.123.456").
+#define WIDEVINE_CDM_VERSION_STRING "unknown"
 
 #endif  // WIDEVINE_CDM_VERSION_H_

--- chromium-125.0.6422.141.orig/third_party/widevine/cdm/widevine.gni
+++ chromium-125.0.6422.141/third_party/widevine/cdm/widevine.gni
@@ -27,7 +27,7 @@
 library_widevine_cdm_available =
     (is_chromeos &&
      (target_cpu == "x64" || target_cpu == "arm" || target_cpu == "arm64")) ||
-    (target_os == "linux" && target_cpu == "x64") ||
+    (target_os == "linux" && (target_cpu == "x64" || target_cpu == "arm64")) ||
     (target_os == "mac" && (target_cpu == "x64" || target_cpu == "arm64")) ||
     (target_os == "win" &&
      (target_cpu == "x86" || target_cpu == "x64" || target_cpu == "arm64"))