Remove calls to deprecated MessageLoop methods from mojo/.

This CL removes calls to these methods from mojo/ files:
- MessageLoop::PostTask
- MessageLoop::PostDelayedTask
- MessageLoop::ReleaseSoon
- MessageLoop::DeleteSoon
- MessageLoop::Run
- MessageLoop::RunUntilIdle

BUG=616447

Review-Url: https://codereview.chromium.org/2272253003
Cr-Commit-Position: refs/heads/master@{#415407}

mojo/android/system/base_run_loop.cc

@@ -10,7 +10,10 @@
 #include "base/android/jni_android.h"
 #include "base/android/jni_registrar.h"
 #include "base/bind.h"
+#include "base/logging.h"
 #include "base/message_loop/message_loop.h"
+#include "base/run_loop.h"
+#include "base/single_thread_task_runner.h"
 #include "jni/BaseRunLoop_jni.h"
 
 using base::android::JavaParamRef;
@@ -25,15 +28,13 @@ static jlong CreateBaseRunLoop(JNIEnv* env,
 }
 
 static void Run(JNIEnv* env,
-                const JavaParamRef<jobject>& jcaller,
+                const JavaParamRef<jobject>& jcaller) {
-                jlong runLoopID) {
+  base::RunLoop().Run();
-  reinterpret_cast<base::MessageLoop*>(runLoopID)->Run();
 }
 
 static void RunUntilIdle(JNIEnv* env,
-                         const JavaParamRef<jobject>& jcaller,
+                         const JavaParamRef<jobject>& jcaller) {
-                         jlong runLoopID) {
+  base::RunLoop().RunUntilIdle();
-  reinterpret_cast<base::MessageLoop*>(runLoopID)->RunUntilIdle();
 }
 
 static void Quit(JNIEnv* env,
@@ -58,9 +59,10 @@ static void PostDelayedTask(JNIEnv* env,
   // use it across threads. |RunJavaRunnable| will acquire a new JNIEnv before
   // running the Runnable.
   runnable_ref.Reset(env, runnable);
-  reinterpret_cast<base::MessageLoop*>(runLoopID)->PostDelayedTask(
+  reinterpret_cast<base::MessageLoop*>(runLoopID)
-      FROM_HERE, base::Bind(&RunJavaRunnable, runnable_ref),
+      ->task_runner()
-      base::TimeDelta::FromMicroseconds(delay));
+      ->PostDelayedTask(FROM_HERE, base::Bind(&RunJavaRunnable, runnable_ref),
+                        base::TimeDelta::FromMicroseconds(delay));
 }
 
 static void DeleteMessageLoop(JNIEnv* env,

mojo/android/system/src/org/chromium/mojo/system/impl/BaseRunLoop.java

@@ -27,13 +27,13 @@ class BaseRunLoop implements RunLoop {
     @Override
     public void run() {
         assert mRunLoopID != 0 : "The run loop cannot run once closed";
-        nativeRun(mRunLoopID);
+        nativeRun();
     }
 
     @Override
     public void runUntilIdle() {
         assert mRunLoopID != 0 : "The run loop cannot run once closed";
-        nativeRunUntilIdle(mRunLoopID);
+        nativeRunUntilIdle();
     }
 
     @Override
@@ -66,8 +66,8 @@ class BaseRunLoop implements RunLoop {
     }
 
     private native long nativeCreateBaseRunLoop();
-    private native void nativeRun(long runLoopID);
+    private native void nativeRun();
-    private native void nativeRunUntilIdle(long runLoopID);
+    private native void nativeRunUntilIdle();
     private native void nativeQuit(long runLoopID);
     private native void nativePostDelayedTask(long runLoopID, Runnable runnable, long delay);
     private native void nativeDeleteMessageLoop(long runLoopID);