Adding run_at to chrome.tabs.executeScript/insertCss.

chrome/browser/extensions/execute_code_in_tab_function.cc

Index: chrome/browser/extensions/execute_code_in_tab_function.cc
diff --git a/chrome/browser/extensions/execute_code_in_tab_function.cc b/chrome/browser/extensions/execute_code_in_tab_function.cc
index d17de243da87b5ef0c556ab6cc2e0f899bf3e07f..e0057f7c16f4b53a01aadf7c0b4df7dc06fae000 100644
--- a/chrome/browser/extensions/execute_code_in_tab_function.cc
+++ b/chrome/browser/extensions/execute_code_in_tab_function.cc
@@ -31,7 +31,8 @@ namespace keys = extension_tabs_module_constants;
 
 ExecuteCodeInTabFunction::ExecuteCodeInTabFunction()
     : execute_tab_id_(-1),
-      all_frames_(false) {
+      all_frames_(false),
+      run_at_(UserScript::DOCUMENT_IDLE) {
 }
 
 ExecuteCodeInTabFunction::~ExecuteCodeInTabFunction() {
@@ -95,6 +96,21 @@ bool ExecuteCodeInTabFunction::RunImpl() {
       return false;
   }
 
+  if (script_info->HasKey(keys::kRunAtKey)) {
+    std::string run_string;
+    EXTENSION_FUNCTION_VALIDATE(script_info->GetString(
+          keys::kRunAtKey, &run_string));
+
+    if (run_string == extension_manifest_values::kRunAtDocumentStart)
+      run_at_ = UserScript::DOCUMENT_START;
+    else if (run_string == extension_manifest_values::kRunAtDocumentEnd)
+      run_at_ = UserScript::DOCUMENT_END;
+    else if (run_string == extension_manifest_values::kRunAtDocumentIdle)
+      run_at_ = UserScript::DOCUMENT_IDLE;
+    else
+      EXTENSION_FUNCTION_VALIDATE(false);
+  }
+
   std::string code_string;
   if (script_info->HasKey(keys::kCodeKey)) {
     if (!script_info->GetString(keys::kCodeKey, &code_string))
@@ -222,6 +238,7 @@ bool ExecuteCodeInTabFunction::Execute(const std::string& code_string) {
   params.is_javascript = is_js_code;
   params.code = code_string;
   params.all_frames = all_frames_;
+  params.run_at = run_at_;
   params.in_main_world = false;
   contents->web_contents()->GetRenderViewHost()->Send(
       new ExtensionMsg_ExecuteCode(