Build PPAPI NaCl Glibc tests with GN

build/toolchain/nacl/BUILD.gn

Index: build/toolchain/nacl/BUILD.gn
diff --git a/build/toolchain/nacl/BUILD.gn b/build/toolchain/nacl/BUILD.gn
index 5bda55280fff87351c51ae922dc50a88babe5bea..90df3da99da1a8495a36ed23cf7aea193e807966 100644
--- a/build/toolchain/nacl/BUILD.gn
+++ b/build/toolchain/nacl/BUILD.gn
@@ -34,6 +34,7 @@ nacl_toolchain("newlib_arm") {
   toolchain_cpu = "arm"
   toolprefix = "${os_toolchain_dir}/${toolchain_package}/bin/arm-nacl-"
   is_clang = false
+  is_nacl_glibc = false
 
   cc = toolprefix + "gcc"
   cxx = toolprefix + "g++"
@@ -47,6 +48,7 @@ nacl_toolchain("newlib_x86") {
   toolchain_cpu = "x86"
   toolprefix = "${os_toolchain_dir}/${toolchain_package}/bin/i686-nacl-"
   is_clang = false
+  is_nacl_glibc = false
 
   cc = toolprefix + "gcc"
   cxx = toolprefix + "g++"
@@ -60,6 +62,7 @@ nacl_toolchain("newlib_x64") {
   toolchain_cpu = "x64"
   toolprefix = "${os_toolchain_dir}/${toolchain_package}/bin/x86_64-nacl-"
   is_clang = false
+  is_nacl_glibc = false
 
   cc = toolprefix + "gcc"
   cxx = toolprefix + "g++"
@@ -72,6 +75,7 @@ nacl_toolchain("newlib_pnacl") {
   toolchain_revision = pnacl_newlib_rev
   toolchain_cpu = "pnacl"
   toolprefix = "${os_toolchain_dir}/${toolchain_package}/bin/pnacl-"
+  is_nacl_glibc = false
 
   cc = toolprefix + "clang"
   cxx = toolprefix + "clang++"
@@ -93,6 +97,7 @@ nacl_toolchain("glibc_x86") {
   toolchain_cpu = "x86"
   toolprefix = "${os_toolchain_dir}/${toolchain_package}/bin/i686-nacl-"
   is_clang = false
+  is_nacl_glibc = true
 
   cc = toolprefix + "gcc"
   cxx = toolprefix + "g++"
@@ -106,6 +111,7 @@ nacl_toolchain("glibc_x64") {
   toolchain_cpu = "x64"
   toolprefix = "${os_toolchain_dir}/${toolchain_package}/bin/x86_64-nacl-"
   is_clang = false
+  is_nacl_glibc = true
 
   cc = toolprefix + "gcc"
   cxx = toolprefix + "g++"
@@ -119,6 +125,7 @@ nacl_toolchain("clang_newlib_x86") {
   toolchain_cpu = "x86"
   toolprefix = "${os_toolchain_dir}/${toolchain_package}/bin/i686-nacl-"
   is_clang = true
+  is_nacl_glibc = false
 
   cc = toolprefix + "clang"
   cxx = toolprefix + "clang++"
@@ -132,6 +139,7 @@ nacl_toolchain("clang_newlib_x64") {
   toolchain_cpu = "x64"
   toolprefix = "${os_toolchain_dir}/${toolchain_package}/bin/x86_64-nacl-"
   is_clang = true
+  is_nacl_glibc = false
 
   cc = toolprefix + "clang"
   cxx = toolprefix + "clang++"
@@ -147,6 +155,7 @@ nacl_toolchain("irt_x86") {
   toolchain_cpu = "x86"
   toolprefix = "${os_toolchain_dir}/${toolchain_package}/bin/i686-nacl-"
   is_clang = true
+  is_nacl_glibc = false
 
   cc = toolprefix + "clang"
   cxx = toolprefix + "clang++"
@@ -175,6 +184,7 @@ nacl_toolchain("irt_x64") {
   toolchain_cpu = "x64"
   toolprefix = "${os_toolchain_dir}/${toolchain_package}/bin/x86_64-nacl-"
   is_clang = true
+  is_nacl_glibc = false
 
   cc = toolprefix + "clang"
   cxx = toolprefix + "clang++"
@@ -198,6 +208,7 @@ nacl_toolchain("irt_arm") {
   toolchain_cpu = "arm"
   toolprefix = "${os_toolchain_dir}/${toolchain_package}/bin/arm-nacl-"
   is_clang = false
+  is_nacl_glibc = false
 
   cc = toolprefix + "gcc"
   cxx = toolprefix + "g++"