Add prefix to empty param tests.

googletest will no longer support empty prefix
for parameterized INSTANTIATE_TEST_SUITE_P.
Adding "All" prefix to existing empty prefix test suites.

This CL was uploaded by git cl split.

R=mcasas@chromium.org

Bug: 1023677
Change-Id: Iaa163d01189aba67fadcf2b14bfcadd622283228
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1927048
Auto-Submit: Ilia Samsonov <isamsonov@google.com>
Reviewed-by: Miguel Casas <mcasas@chromium.org>
Commit-Queue: Miguel Casas <mcasas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#718633}

third_party/blink/renderer/modules/mediacapturefromelement/canvas_capture_handler_unittest.cc

@@ -233,7 +233,7 @@ TEST_F(CanvasCaptureHandlerTest, CheckNeedsNewFrame) {
 }
 
 INSTANTIATE_TEST_SUITE_P(
-    ,
+    All,
     CanvasCaptureHandlerTest,
     ::testing::Combine(::testing::Bool(),
                        ::testing::Values(kTestCanvasCaptureFrameEvenSize,

third_party/blink/renderer/modules/mediacapturefromelement/html_video_element_capturer_source_unittest.cc

@@ -192,7 +192,7 @@ TEST_P(HTMLVideoElementCapturerSourceTest, GetFormatsAndStartAndStop) {
   Mock::VerifyAndClearExpectations(this);
 }
 
-INSTANTIATE_TEST_SUITE_P(,
+INSTANTIATE_TEST_SUITE_P(All,
                          HTMLVideoElementCapturerSourceTest,
                          ::testing::Bool());