webapps: initial addition of splash screen icon downloading

chrome/browser/android/shortcut_helper.cc

Index: chrome/browser/android/shortcut_helper.cc
diff --git a/chrome/browser/android/shortcut_helper.cc b/chrome/browser/android/shortcut_helper.cc
index 4c7a38362706a7fd0fec07b057b764b8327d084a..5790526e88ec2518f71ccd971631b844773767ea 100644
--- a/chrome/browser/android/shortcut_helper.cc
+++ b/chrome/browser/android/shortcut_helper.cc
@@ -26,11 +26,14 @@ using content::Manifest;
 // static
 void ShortcutHelper::AddShortcutInBackgroundWithSkBitmap(
     const ShortcutInfo& info,
+    const std::string& webapp_id,
     const SkBitmap& icon_bitmap) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
 
   // Send the data to the Java side to create the shortcut.
   JNIEnv* env = base::android::AttachCurrentThread();
+  ScopedJavaLocalRef<jstring> java_webapp_id =
+      base::android::ConvertUTF8ToJavaString(env, webapp_id);
   ScopedJavaLocalRef<jstring> java_url =
       base::android::ConvertUTF8ToJavaString(env, info.url.spec());
   ScopedJavaLocalRef<jstring> java_user_title =
@@ -46,6 +49,7 @@ void ShortcutHelper::AddShortcutInBackgroundWithSkBitmap(
   Java_ShortcutHelper_addShortcut(
       env,
       base::android::GetApplicationContext(),
+      java_webapp_id.obj(),
       java_url.obj(),
       java_user_title.obj(),
       java_name.obj(),
@@ -58,6 +62,23 @@ void ShortcutHelper::AddShortcutInBackgroundWithSkBitmap(
       info.background_color);
 }
 
+void ShortcutHelper::AddSplashscreenIconToWebappData(
+    const std::string& webapp_id,
+    const SkBitmap& splash_icon) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  ScopedJavaLocalRef<jstring> java_webapp_id =
+      base::android::ConvertUTF8ToJavaString(env, webapp_id);
+  ScopedJavaLocalRef<jobject> java_splash_icon;
+  if (!splash_icon.drawsNothing())
+    java_splash_icon = gfx::ConvertToJavaBitmap(&splash_icon);
+
+  Java_ShortcutHelper_addSplashscreenIconToWebappData(
+      env,
+      base::android::GetApplicationContext(),
+      java_webapp_id.obj(),
+      java_splash_icon.obj());
+}
+
 bool ShortcutHelper::RegisterShortcutHelper(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }