VideoTrackRecorder: Adding inner class H264Encoder

content/content.gyp

Index: content/content.gyp
diff --git a/content/content.gyp b/content/content.gyp
index 6160fb274f7f2bbf06c3cea73c19ecee5fe68a79..c92f18178d0b364b6f8003d4fa3b13b7fc2f2752 100644
--- a/content/content.gyp
+++ b/content/content.gyp
@@ -288,9 +288,9 @@
           'variables': { 'enable_wexit_time_destructors': 1, },
           'includes': [
             'content_renderer.gypi',
+            '../third_party/webrtc/build/common.gypi',
           ],
           'dependencies': [
-            '../third_party/webrtc/modules/modules.gyp:webrtc_h264',
             'common_features',
             'content_child',
             'content_common',
@@ -306,6 +306,12 @@
                 '../v8/src/third_party/vtune/v8vtune.gyp:v8_vtune',
               ],
             }],
+            ['rtc_use_h264==1', {
+              'dependencies': [
+                  '../third_party/openh264/openh264.gyp:openh264_encoder',
+                  '../third_party/webrtc/modules/modules.gyp:webrtc_h264',
+              ],
+            }],
           ],
         },
         {