chromium: Fix build on musl

Add additional patch to fix warnings seen with musl builds

Signed-off-by: Khem Raj <raj.khem@gmail.com>

Author: kraj

meta-chromium/recipes-browser/chromium/chromium-gn.inc

@@ -49,6 +49,7 @@ SRC_URI:append:libc-musl = "\
     file://musl/0020-Fix-tab-crashes-on-musl.patch \
     file://musl/0021-pthread_getname_np.patch \
     file://musl/scoped-file.patch \
+    file://musl/fix-narrowing-cast.patch \
 "
 
 ANY_OF_DISTRO_FEATURES = "opengl vulkan"

meta-chromium/recipes-browser/chromium/files/musl/fix-narrowing-cast.patch

@@ -0,0 +1,51 @@
+Fix additional compiler warnings
+
+Fixes
+../../base/files/file_util_linux.cc:33:10: error: case value evaluates to -1859950530, which cannot be narrowed to type 'unsigned long' [-Wc++11-narrowing]                                                         case static_cast<int>(BTRFS_SUPER_MAGIC):
+         ^
+
+Upstream-Status: Pending
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+
+--- a/base/files/file_util_linux.cc
++++ b/base/files/file_util_linux.cc
+@@ -30,7 +30,7 @@ bool GetFileSystemType(const FilePath& p
+     case EXT2_SUPER_MAGIC:  // Also ext3 and ext4
+     case MSDOS_SUPER_MAGIC:
+     case REISERFS_SUPER_MAGIC:
+-    case static_cast<int>(BTRFS_SUPER_MAGIC):
++    case static_cast<unsigned int>(BTRFS_SUPER_MAGIC):
+     case 0x5346544E:  // NTFS
+     case 0x58465342:  // XFS
+     case 0x3153464A:  // JFS
+@@ -40,14 +40,14 @@ bool GetFileSystemType(const FilePath& p
+       *type = FILE_SYSTEM_NFS;
+       break;
+     case SMB_SUPER_MAGIC:
+-    case static_cast<int>(0xFF534D42):  // CIFS
++    case static_cast<unsigned int>(0xFF534D42):  // CIFS
+       *type = FILE_SYSTEM_SMB;
+       break;
+     case CODA_SUPER_MAGIC:
+       *type = FILE_SYSTEM_CODA;
+       break;
+-    case static_cast<int>(HUGETLBFS_MAGIC):
+-    case static_cast<int>(RAMFS_MAGIC):
++    case static_cast<unsigned int>(HUGETLBFS_MAGIC):
++    case static_cast<unsigned int>(RAMFS_MAGIC):
+     case TMPFS_MAGIC:
+       *type = FILE_SYSTEM_MEMORY;
+       break;
+--- a/base/system/sys_info_posix.cc
++++ b/base/system/sys_info_posix.cc
+@@ -102,8 +102,8 @@ bool IsStatsZeroIfUnlimited(const base::
+ 
+   switch (stats.f_type) {
+     case TMPFS_MAGIC:
+-    case static_cast<int>(HUGETLBFS_MAGIC):
+-    case static_cast<int>(RAMFS_MAGIC):
++    case static_cast<unsigned int>(HUGETLBFS_MAGIC):
++    case static_cast<unsigned int>(RAMFS_MAGIC):
+       return true;
+   }
+   return false;