chore: remove mips64el patches as they've largely been upstreamed (#18628)

patches/chromium/blink_file_path.patch

@@ -0,0 +1,34 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Cheng Zhao <zcbenz@gmail.com>
+Date: Thu, 20 Sep 2018 17:45:00 -0700
+Subject: blink_file_path.patch
+
+This is used by editors to obtain the filesystem path from a dragged file. See
+documentation at https://electronjs.org/docs/api/file-object
+
+diff --git a/third_party/blink/renderer/core/fileapi/file.h b/third_party/blink/renderer/core/fileapi/file.h
+index 05e05fb1631851009897f3789d3e770475ce1363..e2ad5fef884532847d035430c14c25e042e2ab24 100644
+--- a/third_party/blink/renderer/core/fileapi/file.h
++++ b/third_party/blink/renderer/core/fileapi/file.h
+@@ -201,6 +201,9 @@ class CORE_EXPORT File final : public Blob {
+   }
+   const String& name() const { return name_; }
+ 
++  // Getter for the path IDL attribute.
++  const String& path() const { return GetPath(); }
++
+   // Getter for the lastModified IDL attribute,
+   // http://dev.w3.org/2006/webapi/FileAPI/#file-attrs
+   int64_t lastModified() const;
+diff --git a/third_party/blink/renderer/core/fileapi/file.idl b/third_party/blink/renderer/core/fileapi/file.idl
+index 41b8183e858b6d955bacbb72281a08e750b6b29f..0db894ecfae63795724335d914f9f992c0755fd1 100644
+--- a/third_party/blink/renderer/core/fileapi/file.idl
++++ b/third_party/blink/renderer/core/fileapi/file.idl
+@@ -32,6 +32,7 @@
+     Serializable
+ ] interface File : Blob {
+     readonly attribute DOMString name;
++    readonly attribute DOMString path;
+     readonly attribute long long lastModified;
+ 
+     // Non-standard APIs