Remove cc::LayerTreeHostImpl::IsContextLost

cc/trees/layer_tree_host_unittest_copyrequest.cc

Index: cc/trees/layer_tree_host_unittest_copyrequest.cc
diff --git a/cc/trees/layer_tree_host_unittest_copyrequest.cc b/cc/trees/layer_tree_host_unittest_copyrequest.cc
index 12fc63128f060cae65b923a4a6ce081728da9a4b..e3eed76e530729cf50a5e0a84485a7bb5cb4f56c 100644
--- a/cc/trees/layer_tree_host_unittest_copyrequest.cc
+++ b/cc/trees/layer_tree_host_unittest_copyrequest.cc
@@ -586,25 +586,33 @@ class LayerTreeHostCopyRequestTestLostOutputSurface
                        base::Unretained(this))));
         break;
       case 4:
-      // With SingleThreadProxy it takes two commits to finally swap after a
-      // context loss.
+        if (HasImplThread())
+          CheckAndReleaseCopyOutput();
+        break;
       case 5:
-        // Now destroy the CopyOutputResult, releasing the texture inside back
-        // to the compositor.
-        EXPECT_TRUE(result_);
-        result_.reset();
-
-        // Check that it is released.
-        ImplThreadTaskRunner()->PostTask(
-            FROM_HERE,
-            base::Bind(&LayerTreeHostCopyRequestTestLostOutputSurface::
-                            CheckNumTextures,
-                       base::Unretained(this),
-                       num_textures_after_loss_ - 1));
+        // With SingleThreadProxy it takes two commits to finally swap after a
+        // context loss.
+        if (!HasImplThread())
+          CheckAndReleaseCopyOutput();
         break;
     }
   }
 
+  void CheckAndReleaseCopyOutput() {
+    // Now destroy the CopyOutputResult, releasing the texture inside back
+    // to the compositor.
+    EXPECT_TRUE(result_);
+    result_.reset();
+
+    // Check that it is released.
+    ImplThreadTaskRunner()->PostTask(
+        FROM_HERE,
+        base::Bind(
+            &LayerTreeHostCopyRequestTestLostOutputSurface::CheckNumTextures,
+            base::Unretained(this),
+            num_textures_after_loss_ - 1));
+  }
+
   virtual void SwapBuffersOnThread(LayerTreeHostImpl* impl,
                                    bool result) OVERRIDE {
     switch (impl->active_tree()->source_frame_number()) {
@@ -628,18 +636,26 @@ class LayerTreeHostCopyRequestTestLostOutputSurface
             GL_GUILTY_CONTEXT_RESET_ARB, GL_INNOCENT_CONTEXT_RESET_ARB);
         break;
       case 3:
-      // With SingleThreadProxy it takes two commits to finally swap after a
-      // context loss.
+        if (HasImplThread())
+          CheckSecondContextCreated();
+        break;
       case 4:
-        // The output surface has been recreated.
-        EXPECT_TRUE(second_context_provider_.get());
-
-        num_textures_after_loss_ =
-            first_context_provider_->TestContext3d()->NumTextures();
+        // With SingleThreadProxy it takes two commits to finally swap after a
+        // context loss.
+        if (!HasImplThread())
+          CheckSecondContextCreated();
         break;
     }
   }
 
+  void CheckSecondContextCreated() {
+    // The output surface has been recreated.
+    EXPECT_TRUE(second_context_provider_.get());
+
+    num_textures_after_loss_ =
+        first_context_provider_->TestContext3d()->NumTextures();
+  }
+
   void CheckNumTextures(size_t expected_num_textures) {
     EXPECT_EQ(expected_num_textures,
               first_context_provider_->TestContext3d()->NumTextures());