Don't build the task manager into Android builds.

chrome/browser/prefs/browser_prefs.cc

Index: chrome/browser/prefs/browser_prefs.cc
diff --git a/chrome/browser/prefs/browser_prefs.cc b/chrome/browser/prefs/browser_prefs.cc
index 3a885def626255770a7bcd688967700d5d27c714..deb5fe66b782a999146b40689be6955392cee191 100644
--- a/chrome/browser/prefs/browser_prefs.cc
+++ b/chrome/browser/prefs/browser_prefs.cc
@@ -49,7 +49,6 @@
 #include "chrome/browser/safe_browsing/safe_browsing_service.h"
 #include "chrome/browser/search_engines/template_url_prepopulate_data.h"
 #include "chrome/browser/tabs/pinned_tab_codec.h"
-#include "chrome/browser/task_manager/task_manager.h"
 #include "chrome/browser/translate/translate_prefs.h"
 #include "chrome/browser/ui/alternate_error_tab_observer.h"
 #include "chrome/browser/ui/browser.h"
@@ -103,6 +102,10 @@
 #include "chrome/browser/ui/views/ash/launcher/chrome_launcher_delegate.h"
 #endif
 
+#if defined(ENABLE_TASK_MANAGER)

[jam, 2012/04/02 15:49:28]

nit: ditto

+#include "chrome/browser/task_manager/task_manager.h"
+#endif  // defined(ENABLE_TASK_MANAGER)
+
 namespace browser {
 
 void RegisterLocalState(PrefService* local_state) {
@@ -123,7 +126,6 @@ void RegisterLocalState(PrefService* local_state) {
   ProfileInfoCache::RegisterPrefs(local_state);
   ProfileManager::RegisterPrefs(local_state);
   SSLConfigServiceManager::RegisterPrefs(local_state);
-  TaskManager::RegisterPrefs(local_state);
   WebCacheManager::RegisterPrefs(local_state);
 
 #if defined(ENABLE_CONFIGURATION_POLICY)
@@ -138,6 +140,10 @@ void RegisterLocalState(PrefService* local_state) {
   SafeBrowsingService::RegisterPrefs(local_state);
 #endif
 
+#if defined(ENABLE_TASK_MANAGER)
+  TaskManager::RegisterPrefs(local_state);
+#endif  // defined(ENABLE_TASK_MANAGER)
+
 #if defined(TOOLKIT_VIEWS)
   BrowserView::RegisterBrowserViewPrefs(local_state);
 #endif