Make the pause of video playback and video capture consistent

android_webview/java/src/org/chromium/android_webview/AwContents.java

Index: android_webview/java/src/org/chromium/android_webview/AwContents.java
diff --git a/android_webview/java/src/org/chromium/android_webview/AwContents.java b/android_webview/java/src/org/chromium/android_webview/AwContents.java
index b61e4b55bdddd830e298056e0caa3c6b6fae3390..2b6a6849c0c2ddc291d2a6712e5bfa7be32483fb 100644
--- a/android_webview/java/src/org/chromium/android_webview/AwContents.java
+++ b/android_webview/java/src/org/chromium/android_webview/AwContents.java
@@ -785,8 +785,6 @@ public class AwContents {
         installWebContentsObserver();
         mSettings.setWebContents(nativeWebContents);
         nativeSetDipScale(mNativeAwContents, (float) mDIPScale);
-
-        // The only call to onShow. onHide should never be called.
         mContentViewCore.onShow();
     }
 
@@ -1436,6 +1434,7 @@ public class AwContents {
         if (mIsPaused || isDestroyed()) return;
         mIsPaused = true;
         nativeSetIsPaused(mNativeAwContents, mIsPaused);
+        mContentViewCore.onHide();
     }
 
     /**
@@ -1445,6 +1444,7 @@ public class AwContents {
         if (!mIsPaused || isDestroyed()) return;
         mIsPaused = false;
         nativeSetIsPaused(mNativeAwContents, mIsPaused);
+        mContentViewCore.onShow();
     }
 
     /**