signin: pull basic SigninManager functionality into new SigninManagerBase class.

chrome/browser/chrome_content_browser_client.cc

Index: chrome/browser/chrome_content_browser_client.cc
diff --git a/chrome/browser/chrome_content_browser_client.cc b/chrome/browser/chrome_content_browser_client.cc
index 33d1c222b7822cd53a72bf351841c0cd6f044772..0d47e56d373850d2685a002b6f37746b6fe0a53b 100644
--- a/chrome/browser/chrome_content_browser_client.cc
+++ b/chrome/browser/chrome_content_browser_client.cc
@@ -64,8 +64,6 @@
 #include "chrome/browser/search/instant_service_factory.h"
 #include "chrome/browser/search/search.h"
 #include "chrome/browser/search_engines/search_provider_install_state_message_filter.h"
-#include "chrome/browser/signin/signin_manager.h"
-#include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/speech/chrome_speech_recognition_manager_delegate.h"
 #include "chrome/browser/spellchecker/spellcheck_message_filter.h"
 #include "chrome/browser/ssl/ssl_add_certificate.h"
@@ -160,6 +158,11 @@
 #include "chrome/browser/ui/crypto_module_password_dialog.h"
 #endif
 
+#if !defined(OS_CHROMEOS)
+#include "chrome/browser/signin/signin_manager.h"
+#include "chrome/browser/signin/signin_manager_factory.h"
+#endif
+
 using base::FileDescriptor;
 using content::AccessTokenStore;
 using content::BrowserChildProcessHostIterator;
@@ -444,6 +447,7 @@ GURL GetEffectiveURLForInstant(const GURL& url, Profile* profile) {
   return effective_url;
 }
 
+#if !defined(OS_CHROMEOS)
 GURL GetEffectiveURLForSignin(const GURL& url) {
   CHECK(SigninManager::IsWebBasedSigninFlowURL(url));
 
@@ -456,6 +460,7 @@ GURL GetEffectiveURLForSignin(const GURL& url) {
   effective_url = effective_url.ReplaceComponents(replacements);
   return effective_url;
 }
+#endif
 
 }  // namespace
 
@@ -714,12 +719,14 @@ GURL ChromeContentBrowserClient::GetEffectiveURL(
   if (chrome::ShouldAssignURLToInstantRenderer(url, profile))
     return GetEffectiveURLForInstant(url, profile);
 
+#if !defined(OS_CHROMEOS)
   // If the input |url| should be assigned to the Signin renderer, make its
   // effective URL distinct from other URLs on the signin service's domain.
   // Note that the signin renderer will be allowed to sign the user in to
   // Chrome.
   if (SigninManager::IsWebBasedSigninFlowURL(url))
     return GetEffectiveURLForSignin(url);
+#endif
 
   // If the input |url| is part of an installed app, the effective URL is an
   // extension URL with the ID of that extension as the host. This has the
@@ -758,8 +765,10 @@ bool ChromeContentBrowserClient::ShouldUseProcessPerSite(
   if (chrome::ShouldAssignURLToInstantRenderer(effective_url, profile))
     return true;
 
+#if !defined(OS_CHROMEOS)
   if (SigninManager::IsWebBasedSigninFlowURL(effective_url))
     return true;
+#endif
 
   if (!effective_url.SchemeIs(extensions::kExtensionScheme))
     return false;
@@ -838,9 +847,11 @@ bool ChromeContentBrowserClient::IsSuitableHost(
       instant_service->IsInstantProcess(process_host->GetID()))
     return chrome::ShouldAssignURLToInstantRenderer(site_url, profile);
 
+#if !defined(OS_CHROMEOS)
   SigninManager* signin_manager = SigninManagerFactory::GetForProfile(profile);
   if (signin_manager && signin_manager->IsSigninProcess(process_host->GetID()))
     return SigninManager::IsWebBasedSigninFlowURL(site_url);
+#endif
 
   ExtensionService* service =
       extensions::ExtensionSystem::Get(profile)->extension_service();
@@ -938,6 +949,7 @@ void ChromeContentBrowserClient::SiteInstanceGotProcess(
       instant_service->AddInstantProcess(site_instance->GetProcess()->GetID());
   }
 
+#if !defined(OS_CHROMEOS)
   // We only expect there to be one signin process as we use process-per-site
   // for signin URLs. The signin process will be cleared from SigninManager
   // when the renderer is destroyed.
@@ -947,6 +959,7 @@ void ChromeContentBrowserClient::SiteInstanceGotProcess(
     if (signin_manager)
       signin_manager->SetSigninProcess(site_instance->GetProcess()->GetID());
   }
+#endif
 
   ExtensionService* service =
       extensions::ExtensionSystem::Get(profile)->extension_service();
@@ -1139,10 +1152,12 @@ void ChromeContentBrowserClient::AppendExtraCommandLineSwitches(
           instant_service->IsInstantProcess(process->GetID()))
         command_line->AppendSwitch(switches::kInstantProcess);
 
+#if !defined(OS_CHROMEOS)
       SigninManager* signin_manager =
           SigninManagerFactory::GetForProfile(profile);
       if (signin_manager && signin_manager->IsSigninProcess(process->GetID()))
         command_line->AppendSwitch(switches::kSigninProcess);
+#endif
     }
 
     if (content::IsThreadedCompositingEnabled())