Fiddle system boot ordering.

This makes the system a little more careful to not start third party
code until it is ready to.

Also fix a little bug in SyncManager that would cause it to crash
during boot if sync was in a failure state.

Change-Id: Ib2d287d8441d155d393fe740a5f98690895fd358

services/java/com/android/server/InputMethodManagerService.java

@@ -179,6 +179,11 @@ public class InputMethodManagerService extends IInputMethodManager.Stub
     final HashMap<IBinder, ClientState> mClients
             = new HashMap<IBinder, ClientState>();
     
+    /**
+     * Set once the system is ready to run third party code.
+     */
+    boolean mSystemReady;
+    
     /**
      * Id of the currently selected input method.
      */
@@ -508,6 +513,12 @@ public class InputMethodManagerService extends IInputMethodManager.Stub
     }
 
     public void systemReady() {
+        synchronized (mMethodMap) {
+            if (!mSystemReady) {
+                mSystemReady = true;
+                startInputInnerLocked();
+            }
+        }
     }
     
     public List<InputMethodInfo> getInputMethodList() {
@@ -727,6 +738,20 @@ public class InputMethodManagerService extends IInputMethodManager.Stub
             }
         }
         
+        return startInputInnerLocked();
+    }
+    
+    InputBindResult startInputInnerLocked() {
+        if (mCurMethodId == null) {
+            return mNoBinding;
+        }
+        
+        if (!mSystemReady) {
+            // If the system is not yet ready, we shouldn't be running third
+            // party code.
+            return new InputBindResult(null, mCurId, mCurSeq);
+        }
+        
         InputMethodInfo info = mMethodMap.get(mCurMethodId);
         if (info == null) {
             throw new IllegalArgumentException("Unknown id: " + mCurMethodId);