[Offline Pages] Remove load state from public OfflinePageModel API.

chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridgeTest.java

Index: chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridgeTest.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridgeTest.java b/chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridgeTest.java
index f956610d7c9a711192fd64aaac9e9bd57cbb572f..8918ddfd551ce77fd3b99fd7c3db2fc432b4ad56 100644
--- a/chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridgeTest.java
+++ b/chrome/android/javatests/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridgeTest.java
@@ -12,7 +12,6 @@ import org.chromium.base.ThreadUtils;
 import org.chromium.base.test.util.CommandLineFlags;
 import org.chromium.base.test.util.RetryOnFailure;
 import org.chromium.chrome.browser.ChromeActivity;
-import org.chromium.chrome.browser.offlinepages.OfflinePageBridge.OfflinePageModelObserver;
 import org.chromium.chrome.browser.offlinepages.OfflinePageBridge.SavePageCallback;
 import org.chromium.chrome.browser.profiles.Profile;
 import org.chromium.chrome.test.ChromeActivityTestCaseBase;
@@ -49,8 +48,7 @@ public class OfflinePageBridgeTest extends ChromeActivityTestCaseBase<ChromeActi
 
     private void initializeBridgeForProfile(final boolean incognitoProfile)
             throws InterruptedException {
-        final Semaphore semaphore = new Semaphore(0);
-        ThreadUtils.runOnUiThread(new Runnable() {
+        ThreadUtils.runOnUiThreadBlocking(new Runnable() {
             @Override
             public void run() {
                 Profile profile = Profile.getLastUsedProfile();
@@ -59,20 +57,8 @@ public class OfflinePageBridgeTest extends ChromeActivityTestCaseBase<ChromeActi
                 }
                 // Ensure we start in an offline state.
                 mOfflinePageBridge = OfflinePageBridge.getForProfile(profile);
-                if (mOfflinePageBridge == null || mOfflinePageBridge.isOfflinePageModelLoaded()) {
-                    semaphore.release();
-                    return;
-                }
-                mOfflinePageBridge.addObserver(new OfflinePageModelObserver() {
-                    @Override
-                    public void offlinePageModelLoaded() {
-                        semaphore.release();
-                        mOfflinePageBridge.removeObserver(this);
-                    }
-                });
             }
         });
-        assertTrue(semaphore.tryAcquire(TIMEOUT_MS, TimeUnit.MILLISECONDS));
     }
 
     @Override