Web app: set a flag on the Intent if the icon was generated by Chromium.

chrome/browser/android/webapps/add_to_homescreen_dialog_helper.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/android/webapps/add_to_homescreen_dialog_helper.h"
 
 #include <jni.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
@@ skipping 67 matching lines @@
   if (add_shortcut_pending_)
     AddShortcut(info, icon);
 }
 
 void AddToHomescreenDialogHelper::Destroy(JNIEnv* env, jobject obj) {
   delete this;
 }
 
 SkBitmap AddToHomescreenDialogHelper::FinalizeLauncherIcon(
       const SkBitmap& bitmap,
-      const GURL& url) {
+      const GURL& url,
+      bool* is_generated) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
 
-  // Determine a single color to use for the favicon if the favicon that is
-  // returned it is too low quality.
-  SkColor color = color_utils::CalculateKMeanColorOfBitmap(bitmap);
-  int dominant_red = SkColorGetR(color);
-  int dominant_green = SkColorGetG(color);
-  int dominant_blue = SkColorGetB(color);
-
-  // Make the icon acceptable for the Android launcher.
-  JNIEnv* env = base::android::AttachCurrentThread();
-  ScopedJavaLocalRef<jstring> java_url =
-      base::android::ConvertUTF8ToJavaString(env, url.spec());
-  ScopedJavaLocalRef<jobject> java_bitmap;
-  if (bitmap.getSize())
-    java_bitmap = gfx::ConvertToJavaBitmap(&bitmap);
-
-  base::android::ScopedJavaLocalRef<jobject> ref =
-      Java_AddToHomescreenDialogHelper_finalizeLauncherIcon(env,
-                                                      java_url.obj(),
-                                                      java_bitmap.obj(),
-                                                      dominant_red,
-                                                      dominant_green,
-                                                      dominant_blue);
-  return gfx::CreateSkBitmapFromJavaBitmap(gfx::JavaBitmap(ref.obj()));
+  return ShortcutHelper::FinalizeLauncherIcon(bitmap, url, is_generated);
 }
 
 void AddToHomescreenDialogHelper::AddShortcut(JNIEnv* env,
                                         jobject obj,
                                         jstring j_user_title) {
   add_shortcut_pending_ = true;
 
   base::string16 user_title =
       base::android::ConvertJavaStringToUTF16(env, j_user_title);
   if (!user_title.empty())
@@ skipping 38 matching lines @@
   content::WebContents* web_contents = data_fetcher_->web_contents();
   if (!web_contents)
     return;
 
   AppBannerSettingsHelper::RecordBannerEvent(
       web_contents, web_contents->GetURL(),
       data_fetcher_->shortcut_info().url.spec(),
       AppBannerSettingsHelper::APP_BANNER_EVENT_DID_ADD_TO_HOMESCREEN,
       base::Time::Now());
 }