[Sharesheet] Pass intent to share action

Bug: 1097623
Change-Id: Iafdd79b44aa39829b310536b404822f921ce34e7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2326851
Commit-Queue: Melissa Zhang <melzhang@chromium.org>
Reviewed-by: Dominick Ng <dominickn@chromium.org>
Cr-Commit-Position: refs/heads/master@{#793019}

chrome/browser/sharesheet/share_action.h

@@ -7,6 +7,7 @@
 
 #include "base/strings/string16.h"
 #include "chrome/browser/sharesheet/sharesheet_controller.h"
+#include "components/services/app_service/public/mojom/types.mojom.h"
 #include "ui/gfx/image/image.h"
 #include "ui/views/view.h"
 
@@ -30,8 +31,12 @@ class ShareAction {
   // |root_view| and |controller| will stay alive and visible until either
   // ShareAction::OnClosing is called, or the ShareAction calls
   // |controller|->ShareActionCompleted().
+  //
+  // |intent| contains the data (including the file URLs) for the share action
+  // to parse and interpret if needed for its UI and functionality.
   virtual void LaunchAction(SharesheetController* controller,
-                            views::View* root_view) = 0;
+                            views::View* root_view,
+                            apps::mojom::IntentPtr intent) = 0;
 
   // OnClosing informs the ShareAction when the sharesheet with |controller| is
   // closed. This occurs when the user presses the back button out of the share

chrome/browser/sharesheet/sharesheet_service.cc

@@ -14,6 +14,7 @@
 #include "chrome/browser/sharesheet/share_action.h"
 #include "chrome/browser/sharesheet/sharesheet_service_delegate.h"
 #include "chrome/browser/sharesheet/sharesheet_types.h"
+#include "components/services/app_service/public/cpp/intent_util.h"
 #include "ui/display/types/display_constants.h"
 #include "ui/views/view.h"
 
@@ -29,6 +30,8 @@ SharesheetService::~SharesheetService() = default;
 
 void SharesheetService::ShowBubble(views::View* bubble_anchor_view,
                                    apps::mojom::IntentPtr intent) {
+  DCHECK(intent->action == apps_util::kIntentActionSend ||
+         intent->action == apps_util::kIntentActionSendMultiple);
   auto sharesheet_service_delegate =
       std::make_unique<SharesheetServiceDelegate>(
           delegate_counter_++, std::move(bubble_anchor_view), this);
@@ -92,7 +95,7 @@ void SharesheetService::OnTargetSelected(uint32_t delegate_id,
     if (share_action == nullptr)
       return;
     delegate->OnActionLaunched();
-    share_action->LaunchAction(delegate, share_action_view);
+    share_action->LaunchAction(delegate, share_action_view, std::move(intent));
   } else if (type == TargetType::kApp) {
     auto launch_source = apps::mojom::LaunchSource::kFromSharesheet;
     app_service_proxy_->LaunchAppWithIntent(