drm_hwcomposer: Update platform log tags

So they now say "platform" instead of "importer"

BUG=b/28117135
TEST=None

Change-Id: I7fe6bc7d31ca448ef561d78f7806fa487eb612f6
Signed-off-by: Sean Paul <seanpaul@chromium.org>
diff --git a/platformdrmgeneric.cpp b/platformdrmgeneric.cpp
index d57db6a..099a5d9 100644
--- a/platformdrmgeneric.cpp
+++ b/platformdrmgeneric.cpp
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#define LOG_TAG "hwc-drm-generic-importer"
+#define LOG_TAG "hwc-platform-drm-generic"
 
 #include "drmresources.h"
 #include "platform.h"
diff --git a/platformnv.cpp b/platformnv.cpp
index 0ec455a..5b79826 100644
--- a/platformnv.cpp
+++ b/platformnv.cpp
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#define LOG_TAG "hwc-nv-importer"
+#define LOG_TAG "hwc-platform-nv"
 
 #include "drmresources.h"
 #include "platform.h"