android - 删除左填充

Question

I added search view to toolbar.but there is small gap in Left side between LinearLayout and toolbar.I need to remove that padding.But I did not added any padding intentionally.How can I remove that?Thanks in advance.

 <android.support.v7.widget.Toolbar
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="@color/orange"
        android:id="@+id/toolbar"
        android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"
        app:title="Drawer With Swipe Tabs"
        android:weightSum="1">
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            >

        <EditText
                android:id="@+id/editMobileNo"
                android:layout_width="0dp"
                android:layout_height="40dp"
                android:layout_marginTop="5dp"
                android:paddingLeft="5dp"

                android:background="@drawable/login_edittext"
                android:textColor="@color/orange"
                android:textColorHint="@color/orange"
                android:hint="@string/search"
                android:drawableLeft="@drawable/search2"
                android:drawablePadding="10dp"
                android:gravity="left"
                android:layout_weight="0.96">
            </EditText>
            <ImageButton
                android:layout_width="0dp"
                android:layout_height="30dp"
                android:layout_weight="0.1"
                android:layout_margin="5dp"
                android:ems="10"
                android:background="@drawable/alarm3"
                android:gravity="center"
                >
            </ImageButton>
        </LinearLayout>



</android.support.v7.widget.Toolbar>

Answer 1

<android.support.v7.widget.Toolbar
.
.
.
.

android:contentInsetLeft="0dp"
android:contentInsetStart="0dp"
app:contentInsetLeft="0dp"
app:contentInsetStart="0dp"
android:contentInsetRight="0dp"
android:contentInsetEnd="0dp"
app:contentInsetRight="0dp"
app:contentInsetEnd="0dp" />

添加这些以删除内容插图