zlib: inflate using wider loads and stores

third_party/zlib/BUILD.gn

Index: third_party/zlib/BUILD.gn
diff --git a/third_party/zlib/BUILD.gn b/third_party/zlib/BUILD.gn
index ea3120168cbffa0cbb9523fc1927058533ec7702..851218ebdc014ebb36fa773dff87fd8e30b86817 100644
--- a/third_party/zlib/BUILD.gn
+++ b/third_party/zlib/BUILD.gn
@@ -4,6 +4,10 @@
 
 import("//build_overrides/build.gni")
 
+if (current_cpu == "arm" || current_cpu == "arm64") {
+  import("//build/config/arm.gni")
+}
+
 config("zlib_config") {
   include_dirs = [ "." ]
 }
@@ -73,6 +77,20 @@ static_library("zlib") {
     "zutil.h",
   ]
 
+  if (current_cpu == "arm" || current_cpu == "arm64") {
+    if (arm_use_neon) {
+      sources -= [
+        "inflate.c",
+        "inffast.c",
+      ]
+      sources += [
+        "contrib/arm/inflate.c",
+        "contrib/arm/inffast.c",
+        "contrib/arm/chunkcopy.h",
+      ]
+    }
+  }
+
   if (!is_ios && (current_cpu == "x86" || current_cpu == "x64")) {
     sources += [ "x86.c" ]
   }