Remove old-style constraints from Chrome internals

content/renderer/media/media_stream_video_capturer_source.cc

Index: content/renderer/media/media_stream_video_capturer_source.cc
diff --git a/content/renderer/media/media_stream_video_capturer_source.cc b/content/renderer/media/media_stream_video_capturer_source.cc
index 59be54802d7daf9eccb3e35697645f464f4cc53d..ea2fb04af8da96c8b2105bdff99eae860a8a92bd 100644
--- a/content/renderer/media/media_stream_video_capturer_source.cc
+++ b/content/renderer/media/media_stream_video_capturer_source.cc
@@ -96,14 +96,11 @@ void SetContentCaptureParamsFromConstraints(
   int width = 0;
   int height = 0;
   gfx::Size desired_max_frame_size;
-  if (GetConstraintValueAsInteger(constraints,
-                                  MediaStreamVideoSource::kMaxWidth,
-                                  &width) &&
-      GetConstraintValueAsInteger(constraints,
-                                  MediaStreamVideoSource::kMaxHeight,
-                                  &height) &&
-      DimensionValueIsValid(width) &&
-      DimensionValueIsValid(height)) {
+  if (GetConstraintMaxAsInteger(
+          constraints, &blink::WebMediaTrackConstraintSet::width, &width) &&
+      GetConstraintMaxAsInteger(
+          constraints, &blink::WebMediaTrackConstraintSet::height, &height) &&
+      DimensionValueIsValid(width) && DimensionValueIsValid(height)) {
     desired_max_frame_size.SetSize(width, height);
     if (params->requested_format.frame_size.IsEmpty() ||
         desired_max_frame_size.width() <
@@ -124,9 +121,9 @@ void SetContentCaptureParamsFromConstraints(
   // If the maximum frame rate was provided, use it if either: 1) none has been
   // set yet; or 2) the maximum specificed is smaller than the current setting.
   double frame_rate = 0.0;
-  if (GetConstraintValueAsDouble(constraints,
-                                 MediaStreamVideoSource::kMaxFrameRate,
-                                 &frame_rate) &&
+  if (GetConstraintMaxAsDouble(constraints,
+                               &blink::WebMediaTrackConstraintSet::frameRate,
+                               &frame_rate) &&
       FrameRateValueIsValid(frame_rate)) {
     if (params->requested_format.frame_rate <= 0.0f ||
         frame_rate < params->requested_format.frame_rate) {
@@ -143,12 +140,10 @@ void SetContentCaptureParamsFromConstraints(
   // If the minimum frame resolution was provided, compare it to the maximum
   // frame resolution to determine the intended resolution change policy.
   if (!desired_max_frame_size.IsEmpty() &&
-      GetConstraintValueAsInteger(constraints,
-                                  MediaStreamVideoSource::kMinWidth,
-                                  &width) &&
-      GetConstraintValueAsInteger(constraints,
-                                  MediaStreamVideoSource::kMinHeight,
-                                  &height) &&
+      GetConstraintMinAsInteger(
+          constraints, &blink::WebMediaTrackConstraintSet::width, &width) &&
+      GetConstraintMinAsInteger(
+          constraints, &blink::WebMediaTrackConstraintSet::height, &height) &&
       width <= desired_max_frame_size.width() &&
       height <= desired_max_frame_size.height()) {
     if (width == desired_max_frame_size.width() &&
@@ -186,8 +181,9 @@ void SetPowerLineFrequencyParamFromConstraints(
     media::VideoCaptureParams* params) {
   int freq;
   params->power_line_frequency = media::PowerLineFrequency::FREQUENCY_DEFAULT;
-  if (!GetOptionalConstraintValueAsInteger(constraints, kPowerLineFrequency,
-                                           &freq)) {
+  if (!GetConstraintValueAsInteger(
+          constraints,
+          &blink::WebMediaTrackConstraintSet::googPowerLineFrequency, &freq)) {
     return;
   }
   if (freq == static_cast<int>(media::PowerLineFrequency::FREQUENCY_50HZ))