Refine TARGET_GLOBAL_CFLAGS for x86 and x86_64:

       Remove -msse2 for x86 (-mssse3 should be provided by the compiler).
       Remove -fPIC (compiler provides by default).
       Remove -fno-inline-functions-called-once.

Change-Id: Ibb29934224c4eedfff926dc72c3b6342c1861ac9
(cherry picked from commit 388dce3192b6cecf7424e9d745c3147cc7335c24)
diff --git a/core/combo/TARGET_linux-x86.mk b/core/combo/TARGET_linux-x86.mk
index 0bb218f..0af3948 100644
--- a/core/combo/TARGET_linux-x86.mk
+++ b/core/combo/TARGET_linux-x86.mk
@@ -82,18 +82,15 @@
 			-Werror=format-security \
 			-D_FORTIFY_SOURCE=2 \
 			-Wstrict-aliasing=2 \
-			-fPIC \
 			-ffunction-sections \
 			-finline-functions \
 			-finline-limit=300 \
-			-fno-inline-functions-called-once \
 			-fno-short-enums \
 			-fstrict-aliasing \
 			-funswitch-loops \
 			-funwind-tables \
 			-fstack-protector \
 			-m32 \
-			-msse2 \
 			-no-canonical-prefixes \
 			-fno-canonical-system-headers \
 			-include $(android_config_h) \
diff --git a/core/combo/TARGET_linux-x86_64.mk b/core/combo/TARGET_linux-x86_64.mk
index 14fa5ed..33d6a56 100644
--- a/core/combo/TARGET_linux-x86_64.mk
+++ b/core/combo/TARGET_linux-x86_64.mk
@@ -80,11 +80,9 @@
 			-Werror=format-security \
 			-D_FORTIFY_SOURCE=2 \
 			-Wstrict-aliasing=2 \
-			-fPIC \
 			-ffunction-sections \
 			-finline-functions \
 			-finline-limit=300 \
-			-fno-inline-functions-called-once \
 			-fno-short-enums \
 			-fstrict-aliasing \
 			-funswitch-loops \