Revert of [Andorid] Migrate to ClipDrawable progress bar.

chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModelImpl.java

Index: chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModelImpl.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModelImpl.java b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModelImpl.java
index a33adac90ad9f231e3359738f67ef3419e6fff97..483202dcc8fa28ad6d3120a046c15a676fdea08b 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModelImpl.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/toolbar/ToolbarModelImpl.java
@@ -23,6 +23,7 @@
 
     private ChromeTab mTab;
     private boolean mIsIncognito;
+    private int mLoadProgress;
     private int mPrimaryColor;
     private boolean mIsUsingBrandColor;
 
@@ -83,6 +84,22 @@
     }
 
     /**
+     * Set the load progress for the current tab.
+     * @param progress The loading progress for the tab.
+     */
+    public void setLoadProgress(int progress) {
+        assert progress >= 0;
+        assert progress <= 100;
+
+        mLoadProgress = progress;
+    }
+
+    @Override
+    public int getLoadProgress() {
+        return mLoadProgress;
+    }
+
+    /**
      * Sets the primary color and changes the state for isUsingBrandColor.
      * @param color The primary color for the current tab.
      */