Roll chromium_revision: 28d1981..d3db2ff

Pick up the libvpx roll: https://codereview.chromium.org/674753002

Summary of changes (28d1981..d3db2ff/DEPS):
* third_party/android_tools 36bf7ac..ea50ccc
* third_party/boringssl 7ea8481..751e889
* third_party/icu 8ac906f..d8b2a9d
* third_party/libvpx efe9712..2e5ced5
* third_party/usrsctp/usrsctplib
* tools/gyp 1990:1991
* tools/swarming_client a57d7db..bcb3bc3

Clang is not updated in this roll.

Made the change getchar() --> getc(stdin) as seems like getchar() isn't supported on android anymore.
(getchar() was causing the error: undefined reference to '__srget')

Update rate control parameter in vp9 test.

R=andrew@webrtc.org
TBR=ajm@google.com

Review URL: https://webrtc-codereview.appspot.com/23229004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@7598 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/modules/audio_coding/codecs/isac/main/test/ReleaseTest-API/ReleaseTest-API.cc

@@ -448,7 +448,7 @@ int main(int argc, char* argv[])
     {
 		printf("  Error iSAC Cannot write file %s.\n", outname);
         cout << flush;
-        getchar();
+        getc(stdin);
 		exit(1);
 	}
 	if(VADusage)

webrtc/modules/audio_coding/codecs/isac/main/test/simpleKenny.c

@@ -383,7 +383,7 @@ valid values are 8 and 16.\n", sampFreqKHz);
 					// exit if returned with error
 					//errType=WebRtcIsac_GetErrorCode(ISAC_main_inst);
 					fprintf(stderr,"\nError in encoder\n");
-					getchar();
+					getc(stdin);
 					exit(EXIT_FAILURE);
 				}
 
@@ -479,7 +479,7 @@ valid values are 8 and 16.\n", sampFreqKHz);
 			{
 				//errType=WebRtcIsac_GetErrorCode(ISAC_main_inst);
 				fprintf(stderr,"\nError in decoder.\n");
-				getchar();
+				getc(stdin);
 				exit(1);
 			}
 

webrtc/modules/audio_coding/main/test/APITest.cc

@@ -503,7 +503,7 @@ void APITest::RunTest(char thread) {
       break;
     default:
       fprintf(stderr, "Wrong Test Number\n");
-      getchar();
+      getc(stdin);
       exit(1);
   }
 }