ISurfaceComposer: rename isColorManagementUsed()

Rename isColorManagementUsed() to getColorManagement()
to follow the convention in ISurfaceComposer.

Test: adb shell /data/nativetest64/SurfaceFlinger_test/SurfaceFlinger_test --gtest_filter=LayerTransactionTest.SetColorTransformBasic
Change-Id: I63f75a98dbd230375f215a109a725672353eceef
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 5c31ada..968fcd6 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -518,8 +518,12 @@
     return mDisplayTokens[id];
 }
 
-bool SurfaceFlinger::isColorManagementUsed() const {
-    return useColorManagement;
+status_t SurfaceFlinger::getColorManagement(bool* outGetColorManagement) const {
+    if (!outGetColorManagement) {
+        return BAD_VALUE;
+    }
+    *outGetColorManagement = useColorManagement;
+    return NO_ERROR;
 }
 
 void SurfaceFlinger::bootFinished()
@@ -4757,7 +4761,7 @@
         case SET_TRANSACTION_STATE:
         // Creating a scoped connection is safe, as per discussion in ISurfaceComposer.h
         case CREATE_SCOPED_CONNECTION:
-        case IS_COLOR_MANAGEMET_USED:
+        case GET_COLOR_MANAGEMENT:
         case GET_COMPOSITION_PREFERENCE: {
             return OK;
         }