Switch toolchain from gcc-4.4.0 to gcc-4.4.3

gcc-4.4.3 toolchain is based on fsf GCC-4.4.3 with numerous patches.
It reduces 3.65% code size than the prebuilt gcc-4.4.0 toolchain,
and improves 3.4% performance on Android benchmarks.

The toolchain uses gold as default linker. With gold, the toolchain
further reduces 1MB system image.

Change-Id: I55eb4df185f2932e71498fcc28428e4d1b175393
diff --git a/core/combo/TARGET_linux-arm.mk b/core/combo/TARGET_linux-arm.mk
index 81c4876..ae3fd59 100644
--- a/core/combo/TARGET_linux-arm.mk
+++ b/core/combo/TARGET_linux-arm.mk
@@ -44,7 +44,7 @@
 # You can set TARGET_TOOLS_PREFIX to get gcc from somewhere else
 ifeq ($(strip $(TARGET_TOOLS_PREFIX)),)
 TARGET_TOOLS_PREFIX := \
-	prebuilt/$(HOST_PREBUILT_TAG)/toolchain/arm-eabi-4.4.0/bin/arm-eabi-
+	prebuilt/$(HOST_PREBUILT_TAG)/toolchain/arm-eabi-4.4.3/bin/arm-eabi-
 endif
 
 TARGET_CC := $(TARGET_TOOLS_PREFIX)gcc$(HOST_EXECUTABLE_SUFFIX)
diff --git a/core/envsetup.mk b/core/envsetup.mk
index 86aa2f3..920cc3a 100644
--- a/core/envsetup.mk
+++ b/core/envsetup.mk
@@ -284,7 +284,7 @@
 	ABP:=$(ABP):$(TARGET_OUT_EXECUTABLES)
 else
 	# this should be copied to HOST_OUT_EXECUTABLES instead
-	ABP:=$(ABP):$(PWD)/prebuilt/$(HOST_PREBUILT_TAG)/toolchain/arm-eabi-4.4.0/bin
+	ABP:=$(ABP):$(PWD)/prebuilt/$(HOST_PREBUILT_TAG)/toolchain/arm-eabi-4.4.3/bin
 endif
 ANDROID_BUILD_PATHS := $(ABP)
 ANDROID_PREBUILTS := prebuilt/$(HOST_PREBUILT_TAG)
diff --git a/envsetup.sh b/envsetup.sh
index f4dfc55..c899c5c 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -103,7 +103,7 @@
     # and in with the new
     CODE_REVIEWS=
     prebuiltdir=$(getprebuilt)
-    export ANDROID_EABI_TOOLCHAIN=$prebuiltdir/toolchain/arm-eabi-4.4.0/bin
+    export ANDROID_EABI_TOOLCHAIN=$prebuiltdir/toolchain/arm-eabi-4.4.3/bin
     export ANDROID_TOOLCHAIN=$ANDROID_EABI_TOOLCHAIN
     export ANDROID_QTOOLS=$T/development/emulator/qtools
     export ANDROID_BUILD_PATHS=:$(get_build_var ANDROID_BUILD_PATHS):$ANDROID_QTOOLS:$ANDROID_TOOLCHAIN:$ANDROID_EABI_TOOLCHAIN$CODE_REVIEWS
diff --git a/tools/adbs b/tools/adbs
index 815ae10..8277790 100755
--- a/tools/adbs
+++ b/tools/adbs
@@ -144,13 +144,13 @@
       uname = "darwin-ppc"
   elif uname == "Linux":
     uname = "linux-x86"
-  prefix = "./prebuilt/" + uname + "/toolchain/arm-eabi-4.4.0/bin/"
+  prefix = "./prebuilt/" + uname + "/toolchain/arm-eabi-4.4.3/bin/"
   addr2line_cmd = prefix + "arm-eabi-addr2line"
 
   if (not os.path.exists(addr2line_cmd)):
     try:
       prefix = os.environ['ANDROID_BUILD_TOP'] + "/prebuilt/" + uname + \
-               "/toolchain/arm-eabi-4.4.0/bin/"
+               "/toolchain/arm-eabi-4.4.3/bin/"
     except:
       prefix = "";