CL for perf tryjob on android

third_party/libpng/BUILD.gn

Index: third_party/libpng/BUILD.gn
diff --git a/third_party/libpng/BUILD.gn b/third_party/libpng/BUILD.gn
index 21420596db7fcaae359799e594aec3d1e320947f..854a245e2ebaaf859ec2a03d5a640ecce5d13b29 100644
--- a/third_party/libpng/BUILD.gn
+++ b/third_party/libpng/BUILD.gn
@@ -7,12 +7,16 @@ config("libpng_config") {
 
   defines = [
     "CHROME_PNG_WRITE_SUPPORT",
-    "PNG_USER_CONFIG",
   ]
 
   if (is_android) {
     #'toolsets': ['target', 'host'],
     defines += [ "CHROME_PNG_READ_PACK_SUPPORT" ]  # Required by freetype.
+    defines += [ "PNG_ARM_NEON_OPT=2" ]
+  }
+
+  if (is_ios) {
+    defines += [ "PNG_ARM_NEON_OPT=0" ]
   }
 
   if (is_win) {
@@ -39,25 +43,35 @@ source_set("libpng_sources") {
     "png.c",
     "png.h",
     "pngconf.h",
+    "pngdebug.h",
     "pngerror.c",
-    "pnggccrd.c",
     "pngget.c",
+    "pnginfo.h",
+    "pnglibconf.h",
     "pngmem.c",
     "pngpread.c",
+    "pngpriv.h",
     "pngread.c",
     "pngrio.c",
     "pngrtran.c",
     "pngrutil.c",
     "pngset.c",
+    "pngstruct.h",
     "pngtrans.c",
-    "pngusr.h",
-    "pngvcrd.c",
     "pngwio.c",
     "pngwrite.c",
     "pngwtran.c",
     "pngwutil.c",
   ]
 
+  if (target_cpu == "arm" || target_cpu == "arm64") {
+    sources += [
+      "arm/arm_init.c",
+      "arm/filter_neon.S",
+      "arm/filter_neon_intrinsics.c",
+    ]
+  }
+
   configs -= [ "//build/config/compiler:chromium_code" ]
   configs += [ "//build/config/compiler:no_chromium_code" ]