cc: Rename TileManager::ManageTiles to PrepareTiles.

cc/resources/tile_manager_perftest.cc

Index: cc/resources/tile_manager_perftest.cc
diff --git a/cc/resources/tile_manager_perftest.cc b/cc/resources/tile_manager_perftest.cc
index 2204ab808d17f2a793a7f615488811d7253500a3..ffbedfd0a38450810e680accadfdd4f9449358ba 100644
--- a/cc/resources/tile_manager_perftest.cc
+++ b/cc/resources/tile_manager_perftest.cc
@@ -392,9 +392,9 @@ class TileManagerPerfTest : public testing::Test {
     return state;
   }
 
-  void RunManageTilesTest(const std::string& test_name,
-                          int layer_count,
-                          int approximate_tile_count_per_layer) {
+  void RunPrepareTilesTest(const std::string& test_name,
+                           int layer_count,
+                           int approximate_tile_count_per_layer) {
     std::vector<LayerImpl*> layers =
         CreateLayers(layer_count, approximate_tile_count_per_layer);
     timer_.Reset();
@@ -408,14 +408,14 @@ class TileManagerPerfTest : public testing::Test {
       }
 
       GlobalStateThatImpactsTilePriority global_state(GlobalStateForTest());
-      tile_manager()->ManageTiles(global_state);
+      tile_manager()->PrepareTiles(global_state);
       tile_manager()->UpdateVisibleTiles();
       timer_.NextLap();
       host_impl_.ResetCurrentBeginFrameArgsForNextFrame();
     } while (!timer_.HasTimeLimitExpired());
 
-    perf_test::PrintResult(
-        "manage_tiles", "", test_name, timer_.LapsPerSecond(), "runs/s", true);
+    perf_test::PrintResult("prepare_tiles", "", test_name,
+                           timer_.LapsPerSecond(), "runs/s", true);
   }
 
   TileManager* tile_manager() { return host_impl_.tile_manager(); }
@@ -439,16 +439,16 @@ class TileManagerPerfTest : public testing::Test {
 
 const gfx::Size TileManagerPerfTest::kDefaultTileSize(100, 100);
 
-TEST_F(TileManagerPerfTest, ManageTiles) {
-  RunManageTilesTest("2_100", 2, 100);
-  RunManageTilesTest("2_500", 2, 500);
-  RunManageTilesTest("2_1000", 2, 1000);
-  RunManageTilesTest("10_100", 10, 100);
-  RunManageTilesTest("10_500", 10, 500);
-  RunManageTilesTest("10_1000", 10, 1000);
-  RunManageTilesTest("50_100", 100, 100);
-  RunManageTilesTest("50_500", 100, 500);
-  RunManageTilesTest("50_1000", 100, 1000);
+TEST_F(TileManagerPerfTest, PrepareTiles) {
+  RunPrepareTilesTest("2_100", 2, 100);
+  RunPrepareTilesTest("2_500", 2, 500);
+  RunPrepareTilesTest("2_1000", 2, 1000);
+  RunPrepareTilesTest("10_100", 10, 100);
+  RunPrepareTilesTest("10_500", 10, 500);
+  RunPrepareTilesTest("10_1000", 10, 1000);
+  RunPrepareTilesTest("50_100", 100, 100);
+  RunPrepareTilesTest("50_500", 100, 500);
+  RunPrepareTilesTest("50_1000", 100, 1000);
 }
 
 TEST_F(TileManagerPerfTest, RasterTileQueueConstruct) {