Add an API to manipulate the browser action badge.

chrome/browser/extensions/extension_browser_actions_api.cc

Index: chrome/browser/extensions/extension_browser_actions_api.cc
diff --git a/chrome/browser/extensions/extension_browser_actions_api.cc b/chrome/browser/extensions/extension_browser_actions_api.cc
index 6087d14ce416be036f8bb3b256218081671d364d..d80637d918023f798b927fe8358fca8acdd598df 100755
--- a/chrome/browser/extensions/extension_browser_actions_api.cc
+++ b/chrome/browser/extensions/extension_browser_actions_api.cc
@@ -12,6 +12,9 @@ namespace extension_browser_actions_api_constants {
 
 const char kSetNameFunction[] = "browserAction.setName";
 const char kSetIconFunction[] = "browserAction.setIcon";
+const char kSetBadgeTextFunction[] = "browserAction.setBadgeText";
+const char kSetBadgeBackgroundColorFunction[] =
+    "browserAction.setBadgeBackgroundColor";
 
 }  // namespace extension_browser_actions_api_constants
 
@@ -58,3 +61,50 @@ bool BrowserActionSetIconFunction::RunImpl() {
       Details<ExtensionActionState>(extension->browser_action_state()));
   return true;
 }
+
+bool BrowserActionSetBadgeTextFunction::RunImpl() {
+  std::string badge_text;
+  EXTENSION_FUNCTION_VALIDATE(args_->GetAsString(&badge_text));
+
+  Extension* extension = dispatcher()->GetExtension();
+  if (!extension->browser_action()) {
+    error_ = kNoBrowserActionError;
+    return false;
+  }
+
+  extension->browser_action_state()->set_badge_text(badge_text);
+
+  NotificationService::current()->Notify(
+      NotificationType::EXTENSION_BROWSER_ACTION_UPDATED,
+      Source<ExtensionAction>(extension->browser_action()),
+      Details<ExtensionActionState>(extension->browser_action_state()));
+  return true;
+}
+
+bool BrowserActionSetBadgeBackgroundColorFunction::RunImpl() {
+  EXTENSION_FUNCTION_VALIDATE(args_->IsType(Value::TYPE_LIST));
+  ListValue* list = static_cast<ListValue*>(args_);
+  EXTENSION_FUNCTION_VALIDATE(list->GetSize() == 4);
+
+  int color_array[4] = {0};
+  for (size_t i = 0; i < arraysize(color_array); ++i) {
+    EXTENSION_FUNCTION_VALIDATE(list->GetInteger(i, &color_array[i]));
+  }
+
+  SkColor color = SkColorSetARGB(color_array[0], color_array[1], color_array[2],
+                                 color_array[3]);
+
+  Extension* extension = dispatcher()->GetExtension();
+  if (!extension->browser_action()) {
+    error_ = kNoBrowserActionError;
+    return false;
+  }
+
+  extension->browser_action_state()->set_badge_background_color(color);
+
+  NotificationService::current()->Notify(
+      NotificationType::EXTENSION_BROWSER_ACTION_UPDATED,
+      Source<ExtensionAction>(extension->browser_action()),
+      Details<ExtensionActionState>(extension->browser_action_state()));
+  return true;
+}