Reviewers: ulan,

Description:
Improved Makefile.android's readability a bit.

Please review this at https://codereview.chromium.org/770783003/

Base URL: https://chromium.googlesource.com/v8/v8.git@master

Affected files (+25, -36 lines):
  M Makefile.android


Index: Makefile.android
diff --git a/Makefile.android b/Makefile.android
index 8e200f1f246caf43308d3195511d7441747599a5..f1fb7fa4420b2c68cd7f3887c1a70f5f7d9849d2 100644
--- a/Makefile.android
+++ b/Makefile.android
@@ -38,12 +38,10 @@ HOST_OS = $(shell uname -s | sed -e 's/Linux/linux/;s/Darwin/mac/')
 ANDROID_NDK_HOST_ARCH ?= $(shell uname -m | sed -e 's/i[3456]86/x86/')
 ifeq ($(HOST_OS), linux)
   TOOLCHAIN_DIR = linux-$(ANDROID_NDK_HOST_ARCH)
+else ifeq ($(HOST_OS), mac)
+  TOOLCHAIN_DIR = darwin-$(ANDROID_NDK_HOST_ARCH)
 else
-  ifeq ($(HOST_OS), mac)
-    TOOLCHAIN_DIR = darwin-$(ANDROID_NDK_HOST_ARCH)
-  else
-    $(error Host platform "${HOST_OS}" is not supported)
-  endif
+  $(error Host platform "${HOST_OS}" is not supported)
 endif

 ifeq ($(ARCH), android_arm)
@@ -52,38 +50,29 @@ ifeq ($(ARCH), android_arm)
   TOOLCHAIN_ARCH = arm-linux-androideabi
   TOOLCHAIN_PREFIX = $(TOOLCHAIN_ARCH)
   TOOLCHAIN_VER = 4.8
+else ifeq ($(ARCH), android_arm64)
+ DEFINES = target_arch=arm64 v8_target_arch=arm64 android_target_arch=arm64 android_target_platform=L
+  TOOLCHAIN_ARCH = aarch64-linux-android
+  TOOLCHAIN_PREFIX = $(TOOLCHAIN_ARCH)
+  TOOLCHAIN_VER = 4.9
+else ifeq ($(ARCH), android_mipsel)
+ DEFINES = target_arch=mipsel v8_target_arch=mipsel android_target_platform=14
+  DEFINES += android_target_arch=mips mips_arch_variant=mips32r2
+  TOOLCHAIN_ARCH = mipsel-linux-android
+  TOOLCHAIN_PREFIX = $(TOOLCHAIN_ARCH)
+  TOOLCHAIN_VER = 4.8
+else ifeq ($(ARCH), android_ia32)
+ DEFINES = target_arch=ia32 v8_target_arch=ia32 android_target_arch=x86 android_target_platform=14
+  TOOLCHAIN_ARCH = x86
+  TOOLCHAIN_PREFIX = i686-linux-android
+  TOOLCHAIN_VER = 4.8
+else ifeq ($(ARCH), android_x87)
+ DEFINES = target_arch=x87 v8_target_arch=x87 android_target_arch=x86 android_target_platform=14
+  TOOLCHAIN_ARCH = x86
+  TOOLCHAIN_PREFIX = i686-linux-android
+  TOOLCHAIN_VER = 4.8
 else
-  ifeq ($(ARCH), android_arm64)
- DEFINES = target_arch=arm64 v8_target_arch=arm64 android_target_arch=arm64 android_target_platform=L
-    TOOLCHAIN_ARCH = aarch64-linux-android
-    TOOLCHAIN_PREFIX = $(TOOLCHAIN_ARCH)
-    TOOLCHAIN_VER = 4.9
-  else
-    ifeq ($(ARCH), android_mipsel)
- DEFINES = target_arch=mipsel v8_target_arch=mipsel android_target_platform=14
-      DEFINES += android_target_arch=mips mips_arch_variant=mips32r2
-      TOOLCHAIN_ARCH = mipsel-linux-android
-      TOOLCHAIN_PREFIX = $(TOOLCHAIN_ARCH)
-      TOOLCHAIN_VER = 4.8
-
-    else
-      ifeq ($(ARCH), android_ia32)
- DEFINES = target_arch=ia32 v8_target_arch=ia32 android_target_arch=x86 android_target_platform=14
-        TOOLCHAIN_ARCH = x86
-        TOOLCHAIN_PREFIX = i686-linux-android
-        TOOLCHAIN_VER = 4.8
-      else
-        ifeq ($(ARCH), android_x87)
- DEFINES = target_arch=x87 v8_target_arch=x87 android_target_arch=x86 android_target_platform=14
-          TOOLCHAIN_ARCH = x86
-          TOOLCHAIN_PREFIX = i686-linux-android
-          TOOLCHAIN_VER = 4.8
-       else
-          $(error Target architecture "${ARCH}" is not supported)
-        endif
-      endif
-    endif
-  endif
+  $(error Target architecture "${ARCH}" is not supported)
 endif

 TOOLCHAIN_PATH = \


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