Fix ALL compile warnings

 All warnings/errors fixed for GCC & Clang

Change-Id: I2ece3a136a5ae97a9acc3069537ed986238b5fd3
diff --git a/libs/hwui/OpenGLRenderer.cpp b/libs/hwui/OpenGLRenderer.cpp
index 4f81066..64df6c8 100755
--- a/libs/hwui/OpenGLRenderer.cpp
+++ b/libs/hwui/OpenGLRenderer.cpp
@@ -138,7 +138,7 @@
         , mRenderState(renderState)
         , mScissorOptimizationDisabled(false)
         , mCountOverdraw(false)
-        , mLightCenter(FLT_MIN, FLT_MIN, FLT_MIN)
+        , mLightCenter((Vector3){FLT_MIN, FLT_MIN, FLT_MIN})
         , mLightRadius(FLT_MIN)
         , mAmbientShadowAlpha(0)
         , mSpotShadowAlpha(0) {