Add ENABLE_PRINTING and disable it on Android.

chrome/browser/browser_process_impl.cc

Index: chrome/browser/browser_process_impl.cc
diff --git a/chrome/browser/browser_process_impl.cc b/chrome/browser/browser_process_impl.cc
index 0325007edbd2115cdd4b1cdc099b04b53dc5c64a..f3e5f0be7bb7b52be0f5d5dd865c364d4c991b44 100644
--- a/chrome/browser/browser_process_impl.cc
+++ b/chrome/browser/browser_process_impl.cc
@@ -144,7 +144,7 @@ BrowserProcessImpl::BrowserProcessImpl(const CommandLine& command_line)
   g_browser_process = this;
   clipboard_.reset(new ui::Clipboard);
 
-#if !defined(OS_ANDROID)
+#if defined(ENABLE_PRINTING)
   // Must be created after the NotificationService.
   print_job_manager_.reset(new printing::PrintJobManager);
 #endif
@@ -281,7 +281,7 @@ unsigned int BrowserProcessImpl::ReleaseModule() {
   if (0 == module_ref_count_) {
     release_last_reference_callstack_ = base::debug::StackTrace();
 
-#if !defined(OS_ANDROID)
+#if defined(ENABLE_PRINTING)
     // Wait for the pending print jobs to finish. Don't do this later, since
     // this might cause a nested message loop to run, and we don't want pending
     // tasks to run once teardown has started.
@@ -499,27 +499,27 @@ printing::PrintJobManager* BrowserProcessImpl::print_job_manager() {
 
 printing::PrintPreviewTabController*
     BrowserProcessImpl::print_preview_tab_controller() {
-#if defined(OS_ANDROID)
-  NOTIMPLEMENTED();
-  return NULL;
-#else
+#if defined(ENABLE_PRINTING)
   DCHECK(CalledOnValidThread());
   if (!print_preview_tab_controller_.get())
     CreatePrintPreviewTabController();
   return print_preview_tab_controller_.get();
+#else
+  NOTIMPLEMENTED();
+  return NULL;
 #endif
 }
 
 printing::BackgroundPrintingManager*
     BrowserProcessImpl::background_printing_manager() {
-#if defined(OS_ANDROID)
-  NOTIMPLEMENTED();
-  return NULL;
-#else
+#if defined(ENABLE_PRINTING)
   DCHECK(CalledOnValidThread());
   if (!background_printing_manager_.get())
     CreateBackgroundPrintingManager();
   return background_printing_manager_.get();
+#else
+  NOTIMPLEMENTED();
+  return NULL;
 #endif
 }
 
@@ -713,7 +713,7 @@ void BrowserProcessImpl::CreateLocalState() {
 
   pref_change_registrar_.Init(local_state_.get());
 
-#if !defined(OS_ANDROID)
+#if defined(ENABLE_PRINTING)
   print_job_manager_->InitOnUIThread(local_state_.get());
 #endif
 
@@ -831,17 +831,21 @@ void BrowserProcessImpl::CreateStatusTray() {
 }
 
 void BrowserProcessImpl::CreatePrintPreviewTabController() {
-#if defined(OS_ANDROID)
-  NOTIMPLEMENTED();
-#else
+#if defined(ENABLE_PRINTING)
   DCHECK(print_preview_tab_controller_.get() == NULL);
   print_preview_tab_controller_ = new printing::PrintPreviewTabController();
+#else
+  NOTIMPLEMENTED();
 #endif
 }
 
 void BrowserProcessImpl::CreateBackgroundPrintingManager() {
+#if defined(ENABLE_PRINTING)
   DCHECK(background_printing_manager_.get() == NULL);
   background_printing_manager_.reset(new printing::BackgroundPrintingManager());
+#else
+  NOTIMPLEMENTED();
+#endif
 }
 
 void BrowserProcessImpl::CreateSafeBrowsingService() {