hwc: Bump up version to 1.3

Increment hwc version to 1.3.
Create and use a converter from float source crop to integers.

Change-Id: I5e185195c975b3a9434c5d9dce9ae4757ff98739
(cherry picked from commit 7e5637c850bcdbe21784ca3bfa9668870306adff)
diff --git a/libhwcomposer/hwc_mdpcomp.cpp b/libhwcomposer/hwc_mdpcomp.cpp
index bb52728..ebfa22e 100644
--- a/libhwcomposer/hwc_mdpcomp.cpp
+++ b/libhwcomposer/hwc_mdpcomp.cpp
@@ -295,7 +295,7 @@
     int hw_w = ctx->dpyAttr[mDpy].xres;
     int hw_h = ctx->dpyAttr[mDpy].yres;
 
-    hwc_rect_t crop = layer->sourceCrop;
+    hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf);
     hwc_rect_t dst = layer->displayFrame;
 
     if(dst.left < 0 || dst.top < 0 || dst.right > hw_w || dst.bottom > hw_h) {
@@ -1089,7 +1089,7 @@
             hwc_layer_1_t* layer = &list->hwLayers[i];
             private_handle_t *hnd = (private_handle_t *)layer->handle;
             if (hnd) {
-                hwc_rect_t crop = layer->sourceCrop;
+                hwc_rect_t crop = integerizeSourceCrop(layer->sourceCropf);
                 hwc_rect_t dst = layer->displayFrame;
                 trimLayer(ctx, mDpy, layer->transform, crop, dst);
                 float bpp = ((float)hnd->size) / (hnd->width * hnd->height);