Bug 1352575 (part 23) - Remove PluginProcessParent::mRunCompleteTaskImmediately. r=jimm.

Because it never gets set true any more.

The patch also removes PluginModuleChromeParent::WaitForIPCConnection().

dom/plugins/ipc/PluginModuleParent.cpp

@@ -481,7 +481,6 @@ PluginModuleChromeParent::LoadModule(const char* aFilePath, uint32_t aPluginId,
             new PluginModuleChromeParent(aFilePath, aPluginId,
                                          aPluginTag->mSandboxLevel));
     UniquePtr<LaunchCompleteTask> onLaunchedRunnable(new LaunchedTask(parent));
-    parent->mSubprocess->SetCallRunnableImmediately();
     TimeStamp launchStart = TimeStamp::Now();
     bool launched = parent->mSubprocess->Launch(Move(onLaunchedRunnable),
                                                 aPluginTag->mSandboxLevel);
@@ -561,18 +560,6 @@ PluginModuleChromeParent::OnProcessLaunched(const bool aSucceeded)
 #endif
 }
 
-bool
-PluginModuleChromeParent::WaitForIPCConnection()
-{
-    PluginProcessParent* process = Process();
-    MOZ_ASSERT(process);
-    process->SetCallRunnableImmediately();
-    if (!process->WaitUntilConnected()) {
-        return false;
-    }
-    return true;
-}
-
 bool
 PluginModuleChromeParent::InitCrashReporter()
 {