Add rudimentary UpdateService to app_shell

It can download a CRX from the web store using an ID given at the
command line.

This wires up utility process support for app_shell and establishes
a base for factoring additional extensions utility IPCs out of
//chrome in the near future.

BUG=398671
TBR=asargent@chromium.org for cloned dependency on omaha_query_params

Review URL: https://codereview.chromium.org/693233003

Cr-Commit-Position: refs/heads/master@{#303055}

2 files changed, 14 insertions, 0 deletions

diff --git a/extensions/shell/app/shell_main_delegate.cc b/extensions/shell/app/shell_main_delegate.cc
index e452e48..d7aa5ab 100644
--- a/extensions/shell/app/shell_main_delegate.cc
+++ b/extensions/shell/app/shell_main_delegate.cc
@@ -15,6 +15,7 @@
 #include "extensions/shell/browser/shell_content_browser_client.h"
 #include "extensions/shell/common/shell_content_client.h"
 #include "extensions/shell/renderer/shell_content_renderer_client.h"
+#include "extensions/shell/utility/shell_content_utility_client.h"
 #include "ui/base/resource/resource_bundle.h"
 
 #if defined(OS_CHROMEOS)
@@ -87,6 +88,11 @@ ShellMainDelegate::CreateContentRendererClient() {
   return renderer_client_.get();
 }
 
+content::ContentUtilityClient* ShellMainDelegate::CreateContentUtilityClient() {
+  utility_client_.reset(CreateShellContentUtilityClient());
+  return utility_client_.get();
+}
+
 #if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_ANDROID)
 void ShellMainDelegate::ZygoteStarting(
     ScopedVector<content::ZygoteForkDelegate>* delegates) {
@@ -110,6 +116,11 @@ ShellMainDelegate::CreateShellContentRendererClient() {
   return new ShellContentRendererClient();
 }
 
+content::ContentUtilityClient*
+ShellMainDelegate::CreateShellContentUtilityClient() {
+  return new ShellContentUtilityClient();
+}
+
 void ShellMainDelegate::InitializeResourceBundle() {
   base::FilePath extensions_shell_and_test_pak_path;
   PathService::Get(base::DIR_MODULE, &extensions_shell_and_test_pak_path);
diff --git a/extensions/shell/app/shell_main_delegate.h b/extensions/shell/app/shell_main_delegate.h
index 11eba41..587de92 100644
--- a/extensions/shell/app/shell_main_delegate.h
+++ b/extensions/shell/app/shell_main_delegate.h
@@ -29,6 +29,7 @@ class ShellMainDelegate : public content::ContentMainDelegate {
   void PreSandboxStartup() override;
   content::ContentBrowserClient* CreateContentBrowserClient() override;
   content::ContentRendererClient* CreateContentRendererClient() override;
+  content::ContentUtilityClient* CreateContentUtilityClient() override;
 #if defined(OS_POSIX) && !defined(OS_MACOSX) && !defined(OS_ANDROID)
   void ZygoteStarting(
       ScopedVector<content::ZygoteForkDelegate>* delegates) override;
@@ -39,6 +40,7 @@ class ShellMainDelegate : public content::ContentMainDelegate {
   virtual content::ContentClient* CreateContentClient();
   virtual content::ContentBrowserClient* CreateShellContentBrowserClient();
   virtual content::ContentRendererClient* CreateShellContentRendererClient();
+  virtual content::ContentUtilityClient* CreateShellContentUtilityClient();
 
   // Initializes the resource bundle and resources.pak.
   virtual void InitializeResourceBundle();
@@ -51,6 +53,7 @@ class ShellMainDelegate : public content::ContentMainDelegate {
   scoped_ptr<content::ContentClient> content_client_;
   scoped_ptr<content::ContentBrowserClient> browser_client_;
   scoped_ptr<content::ContentRendererClient> renderer_client_;
+  scoped_ptr<content::ContentUtilityClient> utility_client_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellMainDelegate);
 };