Use Web Manifest when creating a shortcut on Chrome Android.

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 00ccdb87411e72814c04f9307df1a01e9be38688..58e0d125f4ea3c03cbd2fd24ef56cf817ff56b7b 100644
--- a/chrome/browser/android/shortcut_helper.cc
+++ b/chrome/browser/android/shortcut_helper.cc
@@ -23,6 +23,7 @@
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/frame_navigate_params.h"
+#include "content/public/common/manifest.h"
 #include "jni/ShortcutHelper_jni.h"
 #include "ui/gfx/android/java_bitmap.h"
 #include "ui/gfx/codec/png_codec.h"
@@ -71,6 +72,16 @@ void ShortcutHelper::OnDidGetWebApplicationInfo(
   title_ = web_app_info.title.empty() ? web_contents()->GetTitle()
                                       : web_app_info.title;
 
+  web_contents()->GetManifest(base::Bind(&ShortcutHelper::OnDidGetManifest,
+                                         base::Unretained(this)));
+}
+
+void ShortcutHelper::OnDidGetManifest(const content::Manifest& manifest) {
+  if (!manifest.short_name.is_null())
+    title_ = manifest.short_name.string();
+  else if (!manifest.name.is_null())
+    title_ = manifest.name.string();
+
   JNIEnv* env = base::android::AttachCurrentThread();

[Mike West, 2014/09/17 07:57:00]

Nit: For clarity, I'd suggest breaking this block out into something like an
"OnInitialized" method in this class. It's not conceptually part of getting the
manifest data, it's just the finalization of the initialization work that you
happen to be able to do only after getting the manifest data.

[mlamouri (slow - plz ping), 2014/09/17 08:47:11]

Done.

   ScopedJavaLocalRef<jobject> j_obj = java_ref_.get(env);
   ScopedJavaLocalRef<jstring> j_title =