Add layer/texture creation tracing

Change-Id: I0af6a36c97a9f5f35d28e0e36539ba8d8011ea7c
diff --git a/libs/hwui/Layer.cpp b/libs/hwui/Layer.cpp
index 73a4da5..d05cabc 100644
--- a/libs/hwui/Layer.cpp
+++ b/libs/hwui/Layer.cpp
@@ -88,6 +88,8 @@
         return true;
     }
 
+    ATRACE_NAME("resizeLayer");
+
     const uint32_t maxTextureSize = caches.maxTextureSize;
     if (desiredWidth > maxTextureSize || desiredHeight > maxTextureSize) {
         ALOGW("Layer exceeds max. dimensions supported by the GPU (%dx%d, max=%dx%d)",