Don't use m32 cflag for x86_64.

platform_tools/android/bin/android_setup.sh

 #!/bin/bash
 #
 # android_setup.sh: Sets environment variables used by other Android scripts.
 
 # Fail-fast if anything in the script fails.
 set -e
 
 BUILDTYPE=${BUILDTYPE-Debug}
 
 while (( "$#" )); do
@@ skipping 98 matching lines @@
     xoom)
       DEFINES="${DEFINES} skia_arch_type=arm arm_neon=0 arm_version=7 arm_thumb=1"
       ANDROID_ARCH="arm"
       ;;
     galaxy_nexus)
       DEFINES="${DEFINES} skia_arch_type=arm arm_neon=1 arm_version=7 arm_thumb=1"
       DEFINES="${DEFINES} skia_resource_cache_mb_limit=32"
       ANDROID_ARCH="arm"
       ;;
     intel_rhb | razr_i)
-      DEFINES="${DEFINES} skia_arch_type=x86 skia_arch_width=32"
+      DEFINES="${DEFINES} skia_arch_type=x86"
       DEFINES="${DEFINES} skia_resource_cache_mb_limit=32"
       ANDROID_ARCH="x86"
       ;;
     x86)
-      DEFINES="${DEFINES} skia_arch_type=x86 skia_arch_width=32"
+      DEFINES="${DEFINES} skia_arch_type=x86"
       ANDROID_ARCH="x86"
       ;;
     x86_64 | x64)
-      DEFINES="${DEFINES} skia_arch_type=x86 skia_arch_width=64"
+      DEFINES="${DEFINES} skia_arch_type=x86_64"
       ANDROID_ARCH="x86_64"
       ;;
     arm_v7)
       DEFINES="${DEFINES} skia_arch_type=arm arm_neon_optional=1 arm_version=7 arm_thumb=0"
       ANDROID_ARCH="arm"
       ;;
     arm_v7_thumb | nvidia_logan | nexus_5)
       DEFINES="${DEFINES} skia_arch_type=arm arm_neon_optional=1 arm_version=7 arm_thumb=1"
       ANDROID_ARCH="arm"
       ;;
@@ skipping 125 matching lines @@
       adb_push_if_needed $HOST_SRC $ANDROID_DST
     else
       echo -n "$ANDROID_DST "
       $ADB $DEVICE_SERIAL shell mkdir -p "$(dirname "$ANDROID_DST")"
       $ADB $DEVICE_SERIAL push $HOST_SRC $ANDROID_DST
     fi
   fi
 }
 
 setup_device "${DEVICE_ID}"