Revert of Added MockPresentationClient to use in layout tests.

content/shell/renderer/test_runner/test_runner.cc

Index: content/shell/renderer/test_runner/test_runner.cc
diff --git a/content/shell/renderer/test_runner/test_runner.cc b/content/shell/renderer/test_runner/test_runner.cc
index cd91523abfa0b998b9032183a02af5377e943390..7bf164bbfbb5dbf71db4a03aa041a4f82b4e3cc7 100644
--- a/content/shell/renderer/test_runner/test_runner.cc
+++ b/content/shell/renderer/test_runner/test_runner.cc
@@ -204,7 +204,6 @@
                               double dischargingTime,
                               double level);
   void ResetBatteryStatus();
-  void SetMockScreenAvailability(bool available);
   void DidAcquirePointerLock();
   void DidNotAcquirePointerLock();
   void DidLosePointerLock();
@@ -411,8 +410,6 @@
       .SetMethod("didChangeBatteryStatus",
                  &TestRunnerBindings::DidChangeBatteryStatus)
       .SetMethod("resetBatteryStatus", &TestRunnerBindings::ResetBatteryStatus)
-      .SetMethod("setMockScreenAvailability",
-                 &TestRunnerBindings::SetMockScreenAvailability)
       .SetMethod("didAcquirePointerLock",
                  &TestRunnerBindings::DidAcquirePointerLock)
       .SetMethod("didNotAcquirePointerLock",
@@ -967,11 +964,6 @@
     runner_->ResetBatteryStatus();
 }
 
-void TestRunnerBindings::SetMockScreenAvailability(bool available) {
-  if (runner_)
-    runner_->SetMockScreenAvailability(available);
-}
-
 void TestRunnerBindings::DidAcquirePointerLock() {
   if (runner_)
     runner_->DidAcquirePointerLock();
@@ -2453,10 +2445,6 @@
 void TestRunner::ResetBatteryStatus() {
   blink::WebBatteryStatus status;
   delegate_->DidChangeBatteryStatus(status);
-}
-
-void TestRunner::SetMockScreenAvailability(bool available) {
-  delegate_->SetScreenAvailability(available);
 }
 
 void TestRunner::DidAcquirePointerLock() {