gralloc: Return aligned w,h for UPDATE_BUFFER_GEOMETRY

Return aligned width and height in case meta operation is
UPDATE_BUFFER_GEOMETRY.

CRs-Fixed: 880373
Change-Id: I3b263518d509f4de68c93692eace3cb0b2c69808
diff --git a/libgralloc/mapper.cpp b/libgralloc/mapper.cpp
index 3cfdc55..a5d3e69 100644
--- a/libgralloc/mapper.cpp
+++ b/libgralloc/mapper.cpp
@@ -344,36 +344,33 @@
 
         case GRALLOC_MODULE_PERFORM_GET_CUSTOM_STRIDE_FROM_HANDLE:
             {
-                private_handle_t* hnd =  va_arg(args, private_handle_t*);
+                const private_handle_t* hnd =  va_arg(args, private_handle_t*);
                 int *stride = va_arg(args, int *);
                 if (private_handle_t::validate(hnd)) {
                     return res;
                 }
-                MetaData_t *metadata = (MetaData_t *)hnd->base_metadata;
-                if(metadata && metadata->operation & UPDATE_BUFFER_GEOMETRY) {
-                    *stride = metadata->bufferDim.sliceWidth;
-                } else {
-                    *stride = hnd->width;
-                }
+
+                int alignedw = 0, alignedh = 0;
+                AdrenoMemInfo::getInstance().getAlignedWidthAndHeight(hnd, alignedw, alignedh);
+                *stride = alignedw;
+
                 res = 0;
             } break;
 
         case GRALLOC_MODULE_PERFORM_GET_CUSTOM_STRIDE_AND_HEIGHT_FROM_HANDLE:
             {
-                private_handle_t* hnd =  va_arg(args, private_handle_t*);
+                const private_handle_t* hnd =  va_arg(args, private_handle_t*);
                 int *stride = va_arg(args, int *);
                 int *height = va_arg(args, int *);
                 if (private_handle_t::validate(hnd)) {
                     return res;
                 }
-                MetaData_t *metadata = (MetaData_t *)hnd->base_metadata;
-                if(metadata && metadata->operation & UPDATE_BUFFER_GEOMETRY) {
-                    *stride = metadata->bufferDim.sliceWidth;
-                    *height = metadata->bufferDim.sliceHeight;
-                } else {
-                    *stride = hnd->width;
-                    *height = hnd->height;
-                }
+
+                int alignedw = 0, alignedh = 0;
+                AdrenoMemInfo::getInstance().getAlignedWidthAndHeight(hnd, alignedw, alignedh);
+                *stride = alignedw;
+                *height = alignedh;
+
                 res = 0;
             } break;