Enable NaCl build on ARM.

chromeos-base/chromeos-chrome/chromeos-chrome-9999.ebuild

Index: chromeos-base/chromeos-chrome/chromeos-chrome-9999.ebuild
diff --git a/chromeos-base/chromeos-chrome/chromeos-chrome-9999.ebuild b/chromeos-base/chromeos-chrome/chromeos-chrome-9999.ebuild
index b4a0af28540ec984f04d669df03b1275eb04a4c7..abd0d5f9dfe0226fdc7b6cecc2fb6eeb1c656114 100644
--- a/chromeos-base/chromeos-chrome/chromeos-chrome-9999.ebuild
+++ b/chromeos-base/chromeos-chrome/chromeos-chrome-9999.ebuild
@@ -198,7 +198,7 @@ QA_EXECSTACK="*"
 QA_PRESTRIPPED="*"
 
 use_nacl() {
-	(use amd64 || use x86) && ! use asan && ! use component_build && ! use drm
+	(use amd64 || use x86 || use arm) && ! use asan && ! use component_build && ! use drm
 }
 
 set_build_defines() {
@@ -711,6 +711,10 @@ src_compile() {
 		echo Building test targets: ${TEST_TARGETS}
 	fi
 
+        if use_nacl; then
+                NACL_TARGETS="nacl_helper_bootstrap nacl_helper"
+        fi
+
 	if use drm; then
 		time emake -r $(use verbose && echo V=1) \
 			BUILDTYPE="${BUILDTYPE}" \
@@ -721,6 +725,7 @@ src_compile() {
 		time emake -r $(use verbose && echo V=1) \
 			BUILDTYPE="${BUILDTYPE}" \
 			chrome chrome_sandbox libosmesa.so default_extensions \
+			${NACL_TARGETS} \
 			${TEST_TARGETS} \
 			|| die "compilation failed"
 	fi