Support video attachments through GalleryMediaChooser am: 6c771587

res/layout/gallery_grid_item_view.xml

res/layout/mediapicker_gallery_chooser.xml

res/values/strings.xml

...android/messaging/datamodel/GalleryBoundCursorLoader.java

...android/messaging/datamodel/data/GalleryGridItemData.java

...com/android/messaging/datamodel/data/MediaPickerData.java

...com/android/messaging/datamodel/data/MessagePartData.java

.../messaging/datamodel/media/UriImageRequestDescriptor.java

...roid/messaging/datamodel/media/VideoThumbnailRequest.java

...ging/datamodel/media/VideoThumbnailRequestDescriptor.java

src/com/android/messaging/ui/UIIntents.java

src/com/android/messaging/ui/UIIntentsImpl.java

...android/messaging/ui/mediapicker/DocumentImagePicker.java

...android/messaging/ui/mediapicker/GalleryGridItemView.java

...com/android/messaging/ui/mediapicker/GalleryGridView.java

...android/messaging/ui/mediapicker/GalleryMediaChooser.java

src/com/android/messaging/ui/mediapicker/MediaPicker.java

src/com/android/messaging/util/UriUtil.java

...com/android/messaging/datamodel/data/TestDataFactory.java

...com/android/messaging/ui/mediapicker/MediaPickerTest.java