Initial CL for talking to the WebAPK server to generate WebAPK

chrome/browser/android/shortcut_helper.h

Index: chrome/browser/android/shortcut_helper.h
diff --git a/chrome/browser/android/shortcut_helper.h b/chrome/browser/android/shortcut_helper.h
index e552adec6da226fcefda43356de1a554748f8c84..389feadbe6a5747f3038f3503ac444c10f018660 100644
--- a/chrome/browser/android/shortcut_helper.h
+++ b/chrome/browser/android/shortcut_helper.h
@@ -13,6 +13,7 @@
 #include "third_party/skia/include/core/SkBitmap.h"
 
 namespace content {
+class BrowserContext;
 class WebContents;
 }  // namespace content
 
@@ -26,6 +27,7 @@ class ShortcutHelper {
   // Adds a shortcut to the launcher using a SkBitmap.
   // Must not be called on the UI thread.
   static void AddShortcutInBackgroundWithSkBitmap(
+      content::BrowserContext* browser_context,
       const ShortcutInfo& info,
       const std::string& webapp_id,
       const SkBitmap& icon_bitmap,
@@ -34,8 +36,8 @@ class ShortcutHelper {
   // Installs WebAPK and adds shortcut to the launcher.
   // Must not be called on the UI thread.
   static void AddWebApkInBackgroundWithSkBitmap(
+      content::BrowserContext* browser_context,
       const ShortcutInfo& info,
-      const std::string& webapp_id,
       const SkBitmap& icon_bitmap);
 
   // Adds a shortcut which opens in a fullscreen window to the launcher.
@@ -56,6 +58,16 @@ class ShortcutHelper {
       const ShortcutInfo& info,
       const SkBitmap& icon_bitmap);
 
+  // Called after either:
+  // - A request to download and install the WebAPK has been sent to
+  //   the Google Play server.

[Yaron, 2016/07/13 00:24:01]

this is an implementation detail

[pkotwicz, 2016/07/13 02:15:30]

How do you suggest that I improve this comment?

+  // OR
+  // - WebAPK creation process fails.
+  // |success| indicates whether the request was sent to the Google Play server.
+  // A "true" value of |success| does not guarantee that the WebAPK will be
+  // successfully downloaded from the WebAPK server.
+  static void OnBuiltWebApk(bool success);
+
   // Returns the ideal size for an icon representing a web app.
   static int GetIdealHomescreenIconSizeInDp();